Home / 461,033.20-691,549.79-124,074.59

Finding the Fourth Proportional to 461,033.20, 691,549.79 and 124,074.59

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Solution

The fourth proportional to 461,033.20, 691,549.79 and 124,074.59 is: 186,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,033.20 : 691,549.79 = 124,074.59 : x
  2. Step 2: Convert to fraction form
    461,033.20/691,549.79 = 124,074.59/x
  3. Step 3: Cross multiply
    461,033.20x = 691,549.79 × 124,074.59
  4. Step 4: Simplify right side
    461,033.20x = 85,803,757,767.34
  5. Step 5: Solve for x
    x = 85,803,757,767.34/461,033.20
  6. Step 6: Final answer
    x = 186,111.89

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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.