Home / 51,761.60-71,433.53-29,107.72

Finding the Fourth Proportional to 51,761.60, 71,433.53 and 29,107.72

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Solution

The fourth proportional to 51,761.60, 71,433.53 and 29,107.72 is: 40,170.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,761.60 : 71,433.53 = 29,107.72 : x
  2. Step 2: Convert to fraction form
    51,761.60/71,433.53 = 29,107.72/x
  3. Step 3: Cross multiply
    51,761.60x = 71,433.53 × 29,107.72
  4. Step 4: Simplify right side
    51,761.60x = 2,079,267,084.04
  5. Step 5: Solve for x
    x = 2,079,267,084.04/51,761.60
  6. Step 6: Final answer
    x = 40,170.07

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1.5x scale

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.