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Finding the Fourth Proportional to 59,353.28, 81,908.56 and 36,691.68

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Solution

The fourth proportional to 59,353.28, 81,908.56 and 36,691.68 is: 50,635.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,353.28 : 81,908.56 = 36,691.68 : x
  2. Step 2: Convert to fraction form
    59,353.28/81,908.56 = 36,691.68/x
  3. Step 3: Cross multiply
    59,353.28x = 81,908.56 × 36,691.68
  4. Step 4: Simplify right side
    59,353.28x = 3,005,362,672.78
  5. Step 5: Solve for x
    x = 3,005,362,672.78/59,353.28
  6. Step 6: Final answer
    x = 50,635.16

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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.