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Finding the Fourth Proportional to 181,797.53, 272,751.87 and 93,113.78

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Solution

The fourth proportional to 181,797.53, 272,751.87 and 93,113.78 is: 139,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,797.53 : 272,751.87 = 93,113.78 : x
  2. Step 2: Convert to fraction form
    181,797.53/272,751.87 = 93,113.78/x
  3. Step 3: Cross multiply
    181,797.53x = 272,751.87 × 93,113.78
  4. Step 4: Simplify right side
    181,797.53x = 25,396,957,617.77
  5. Step 5: Solve for x
    x = 25,396,957,617.77/181,797.53
  6. Step 6: Final answer
    x = 139,699.13

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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.