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Finding the Fourth Proportional to 60,713.52, 91,080.72 and 18,592.56

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Solution

The fourth proportional to 60,713.52, 91,080.72 and 18,592.56 is: 27,892.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,713.52 : 91,080.72 = 18,592.56 : x
  2. Step 2: Convert to fraction form
    60,713.52/91,080.72 = 18,592.56/x
  3. Step 3: Cross multiply
    60,713.52x = 91,080.72 × 18,592.56
  4. Step 4: Simplify right side
    60,713.52x = 1,693,423,751.44
  5. Step 5: Solve for x
    x = 1,693,423,751.44/60,713.52
  6. Step 6: Final answer
    x = 27,892.04

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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.