Home / 45,325.66-62,498.98-30,987.83

Finding the Fourth Proportional to 45,325.66, 62,498.98 and 30,987.83

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Solution

The fourth proportional to 45,325.66, 62,498.98 and 30,987.83 is: 42,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,325.66 : 62,498.98 = 30,987.83 : x
  2. Step 2: Convert to fraction form
    45,325.66/62,498.98 = 30,987.83/x
  3. Step 3: Cross multiply
    45,325.66x = 62,498.98 × 30,987.83
  4. Step 4: Simplify right side
    45,325.66x = 1,936,707,493.65
  5. Step 5: Solve for x
    x = 1,936,707,493.65/45,325.66
  6. Step 6: Final answer
    x = 42,728.72

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Double scale
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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.