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Finding the Fourth Proportional to 181,609.76, 272,470.32 and 92,926.32

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Solution

The fourth proportional to 181,609.76, 272,470.32 and 92,926.32 is: 139,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,609.76 : 272,470.32 = 92,926.32 : x
  2. Step 2: Convert to fraction form
    181,609.76/272,470.32 = 92,926.32/x
  3. Step 3: Cross multiply
    181,609.76x = 272,470.32 × 92,926.32
  4. Step 4: Simplify right side
    181,609.76x = 25,319,664,146.82
  5. Step 5: Solve for x
    x = 25,319,664,146.82/181,609.76
  6. Step 6: Final answer
    x = 139,417.97

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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.