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Finding the Fourth Proportional to 181,497.68, 272,301.90 and 92,813.48

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Solution

The fourth proportional to 181,497.68, 272,301.90 and 92,813.48 is: 139,248.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,497.68 : 272,301.90 = 92,813.48 : x
  2. Step 2: Convert to fraction form
    181,497.68/272,301.90 = 92,813.48/x
  3. Step 3: Cross multiply
    181,497.68x = 272,301.90 × 92,813.48
  4. Step 4: Simplify right side
    181,497.68x = 25,273,285,124.04
  5. Step 5: Solve for x
    x = 25,273,285,124.04/181,497.68
  6. Step 6: Final answer
    x = 139,248.53

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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.