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Finding the Fourth Proportional to 36,981, 55,398.49 and 24,463.17

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Solution

The fourth proportional to 36,981, 55,398.49 and 24,463.17 is: 36,646.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981 : 55,398.49 = 24,463.17 : x
  2. Step 2: Convert to fraction form
    36,981/55,398.49 = 24,463.17/x
  3. Step 3: Cross multiply
    36,981x = 55,398.49 × 24,463.17
  4. Step 4: Simplify right side
    36,981x = 1,355,222,617.46
  5. Step 5: Solve for x
    x = 1,355,222,617.46/36,981
  6. Step 6: Final answer
    x = 36,646.46

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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.