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Finding the Fourth Proportional to 132,926.92, 183,454.92 and 75,574.89

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Solution

The fourth proportional to 132,926.92, 183,454.92 and 75,574.89 is: 104,302.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,926.92 : 183,454.92 = 75,574.89 : x
  2. Step 2: Convert to fraction form
    132,926.92/183,454.92 = 75,574.89/x
  3. Step 3: Cross multiply
    132,926.92x = 183,454.92 × 75,574.89
  4. Step 4: Simplify right side
    132,926.92x = 13,864,585,398.96
  5. Step 5: Solve for x
    x = 13,864,585,398.96/132,926.92
  6. Step 6: Final answer
    x = 104,302.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.