Home / 53,505.20-73,836.28-29,632.88

Finding the Fourth Proportional to 53,505.20, 73,836.28 and 29,632.88

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Solution

The fourth proportional to 53,505.20, 73,836.28 and 29,632.88 is: 40,892.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,505.20 : 73,836.28 = 29,632.88 : x
  2. Step 2: Convert to fraction form
    53,505.20/73,836.28 = 29,632.88/x
  3. Step 3: Cross multiply
    53,505.20x = 73,836.28 × 29,632.88
  4. Step 4: Simplify right side
    53,505.20x = 2,187,981,624.89
  5. Step 5: Solve for x
    x = 2,187,981,624.89/53,505.20
  6. Step 6: Final answer
    x = 40,892.88

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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.