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Finding the Fourth Proportional to 181,730.89, 272,651.92 and 93,047.13

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Solution

The fourth proportional to 181,730.89, 272,651.92 and 93,047.13 is: 139,599.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,730.89 : 272,651.92 = 93,047.13 : x
  2. Step 2: Convert to fraction form
    181,730.89/272,651.92 = 93,047.13/x
  3. Step 3: Cross multiply
    181,730.89x = 272,651.92 × 93,047.13
  4. Step 4: Simplify right side
    181,730.89x = 25,369,478,935.76
  5. Step 5: Solve for x
    x = 25,369,478,935.76/181,730.89
  6. Step 6: Final answer
    x = 139,599.16

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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.