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Finding the Fourth Proportional to 169,956.69, 234,545.96 and 93,479.01

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Solution

The fourth proportional to 169,956.69, 234,545.96 and 93,479.01 is: 129,004.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,956.69 : 234,545.96 = 93,479.01 : x
  2. Step 2: Convert to fraction form
    169,956.69/234,545.96 = 93,479.01/x
  3. Step 3: Cross multiply
    169,956.69x = 234,545.96 × 93,479.01
  4. Step 4: Simplify right side
    169,956.69x = 21,925,122,967.57
  5. Step 5: Solve for x
    x = 21,925,122,967.57/169,956.69
  6. Step 6: Final answer
    x = 129,004.18

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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.