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Finding the Fourth Proportional to 165,057.84, 247,586.76 and 59,876.88

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Solution

The fourth proportional to 165,057.84, 247,586.76 and 59,876.88 is: 89,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,057.84 : 247,586.76 = 59,876.88 : x
  2. Step 2: Convert to fraction form
    165,057.84/247,586.76 = 59,876.88/x
  3. Step 3: Cross multiply
    165,057.84x = 247,586.76 × 59,876.88
  4. Step 4: Simplify right side
    165,057.84x = 14,824,722,718.11
  5. Step 5: Solve for x
    x = 14,824,722,718.11/165,057.84
  6. Step 6: Final answer
    x = 89,815.32

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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.