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Finding the Fourth Proportional to 60,753.74, 91,122.18 and 16,383.15

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Solution

The fourth proportional to 60,753.74, 91,122.18 and 16,383.15 is: 24,572.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,753.74 : 91,122.18 = 16,383.15 : x
  2. Step 2: Convert to fraction form
    60,753.74/91,122.18 = 16,383.15/x
  3. Step 3: Cross multiply
    60,753.74x = 91,122.18 × 16,383.15
  4. Step 4: Simplify right side
    60,753.74x = 1,492,868,343.27
  5. Step 5: Solve for x
    x = 1,492,868,343.27/60,753.74
  6. Step 6: Final answer
    x = 24,572.45

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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.