Home / 54,071.92-81,115.56-16,635.12

Finding the Fourth Proportional to 54,071.92, 81,115.56 and 16,635.12

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Solution

The fourth proportional to 54,071.92, 81,115.56 and 16,635.12 is: 24,955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,071.92 : 81,115.56 = 16,635.12 : x
  2. Step 2: Convert to fraction form
    54,071.92/81,115.56 = 16,635.12/x
  3. Step 3: Cross multiply
    54,071.92x = 81,115.56 × 16,635.12
  4. Step 4: Simplify right side
    54,071.92x = 1,349,367,074.47
  5. Step 5: Solve for x
    x = 1,349,367,074.47/54,071.92
  6. Step 6: Final answer
    x = 24,955.04

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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.