Home / 30,377.18-45,565.77-9,599.06

Finding the Fourth Proportional to 30,377.18, 45,565.77 and 9,599.06

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Solution

The fourth proportional to 30,377.18, 45,565.77 and 9,599.06 is: 14,398.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377.18 : 45,565.77 = 9,599.06 : x
  2. Step 2: Convert to fraction form
    30,377.18/45,565.77 = 9,599.06/x
  3. Step 3: Cross multiply
    30,377.18x = 45,565.77 × 9,599.06
  4. Step 4: Simplify right side
    30,377.18x = 437,388,710.09
  5. Step 5: Solve for x
    x = 437,388,710.09/30,377.18
  6. Step 6: Final answer
    x = 14,398.59

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Half scale
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.