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Finding the Fourth Proportional to 171,941.85, 257,818.28 and 59,612.04

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Solution

The fourth proportional to 171,941.85, 257,818.28 and 59,612.04 is: 89,385.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,941.85 : 257,818.28 = 59,612.04 : x
  2. Step 2: Convert to fraction form
    171,941.85/257,818.28 = 59,612.04/x
  3. Step 3: Cross multiply
    171,941.85x = 257,818.28 × 59,612.04
  4. Step 4: Simplify right side
    171,941.85x = 15,369,073,322.03
  5. Step 5: Solve for x
    x = 15,369,073,322.03/171,941.85
  6. Step 6: Final answer
    x = 89,385.30

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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.