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Finding the Fourth Proportional to 86,497.59, 129,753.95 and 24,168.27

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Solution

The fourth proportional to 86,497.59, 129,753.95 and 24,168.27 is: 36,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,497.59 : 129,753.95 = 24,168.27 : x
  2. Step 2: Convert to fraction form
    86,497.59/129,753.95 = 24,168.27/x
  3. Step 3: Cross multiply
    86,497.59x = 129,753.95 × 24,168.27
  4. Step 4: Simplify right side
    86,497.59x = 3,135,928,497.17
  5. Step 5: Solve for x
    x = 3,135,928,497.17/86,497.59
  6. Step 6: Final answer
    x = 36,254.52

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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.