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Finding the Fourth Proportional to 69,586.89, 95,966.55 and 58,854.27

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Solution

The fourth proportional to 69,586.89, 95,966.55 and 58,854.27 is: 81,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,586.89 : 95,966.55 = 58,854.27 : x
  2. Step 2: Convert to fraction form
    69,586.89/95,966.55 = 58,854.27/x
  3. Step 3: Cross multiply
    69,586.89x = 95,966.55 × 58,854.27
  4. Step 4: Simplify right side
    69,586.89x = 5,648,041,244.67
  5. Step 5: Solve for x
    x = 5,648,041,244.67/69,586.89
  6. Step 6: Final answer
    x = 81,165.31

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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.