Home / 38,732.43-53,468.46-29,776.80

Finding the Fourth Proportional to 38,732.43, 53,468.46 and 29,776.80

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Solution

The fourth proportional to 38,732.43, 53,468.46 and 29,776.80 is: 41,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,732.43 : 53,468.46 = 29,776.80 : x
  2. Step 2: Convert to fraction form
    38,732.43/53,468.46 = 29,776.80/x
  3. Step 3: Cross multiply
    38,732.43x = 53,468.46 × 29,776.80
  4. Step 4: Simplify right side
    38,732.43x = 1,592,119,639.73
  5. Step 5: Solve for x
    x = 1,592,119,639.73/38,732.43
  6. Step 6: Final answer
    x = 41,105.60

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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.