Home / 45,145.22-62,297.42-25,000.70

Finding the Fourth Proportional to 45,145.22, 62,297.42 and 25,000.70

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Solution

The fourth proportional to 45,145.22, 62,297.42 and 25,000.70 is: 34,499.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,145.22 : 62,297.42 = 25,000.70 : x
  2. Step 2: Convert to fraction form
    45,145.22/62,297.42 = 25,000.70/x
  3. Step 3: Cross multiply
    45,145.22x = 62,297.42 × 25,000.70
  4. Step 4: Simplify right side
    45,145.22x = 1,557,478,671.70
  5. Step 5: Solve for x
    x = 1,557,478,671.70/45,145.22
  6. Step 6: Final answer
    x = 34,499.31

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Half scale
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Double scale
Find fourth proportional to 45,146.22, 62,298.79 and 25,001.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.