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Finding the Fourth Proportional to 71,490.56, 107,160.12 and 24,060.48

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Solution

The fourth proportional to 71,490.56, 107,160.12 and 24,060.48 is: 36,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,490.56 : 107,160.12 = 24,060.48 : x
  2. Step 2: Convert to fraction form
    71,490.56/107,160.12 = 24,060.48/x
  3. Step 3: Cross multiply
    71,490.56x = 107,160.12 × 24,060.48
  4. Step 4: Simplify right side
    71,490.56x = 2,578,323,924.06
  5. Step 5: Solve for x
    x = 2,578,323,924.06/71,490.56
  6. Step 6: Final answer
    x = 36,065.24

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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.