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Finding the Fourth Proportional to 169,045.92, 233,288.64 and 93,601.44

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Solution

The fourth proportional to 169,045.92, 233,288.64 and 93,601.44 is: 129,172.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,045.92 : 233,288.64 = 93,601.44 : x
  2. Step 2: Convert to fraction form
    169,045.92/233,288.64 = 93,601.44/x
  3. Step 3: Cross multiply
    169,045.92x = 233,288.64 × 93,601.44
  4. Step 4: Simplify right side
    169,045.92x = 21,836,152,639.64
  5. Step 5: Solve for x
    x = 21,836,152,639.64/169,045.92
  6. Step 6: Final answer
    x = 129,172.91

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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.