Home / 52,517.57-78,750.77-17,445.38

Finding the Fourth Proportional to 52,517.57, 78,750.77 and 17,445.38

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Solution

The fourth proportional to 52,517.57, 78,750.77 and 17,445.38 is: 26,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,517.57 : 78,750.77 = 17,445.38 : x
  2. Step 2: Convert to fraction form
    52,517.57/78,750.77 = 17,445.38/x
  3. Step 3: Cross multiply
    52,517.57x = 78,750.77 × 17,445.38
  4. Step 4: Simplify right side
    52,517.57x = 1,373,836,626.96
  5. Step 5: Solve for x
    x = 1,373,836,626.96/52,517.57
  6. Step 6: Final answer
    x = 26,159.56

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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.