Home / 52,711.24-72,708.18-36,789.80

Finding the Fourth Proportional to 52,711.24, 72,708.18 and 36,789.80

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Solution

The fourth proportional to 52,711.24, 72,708.18 and 36,789.80 is: 50,746.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,711.24 : 72,708.18 = 36,789.80 : x
  2. Step 2: Convert to fraction form
    52,711.24/72,708.18 = 36,789.80/x
  3. Step 3: Cross multiply
    52,711.24x = 72,708.18 × 36,789.80
  4. Step 4: Simplify right side
    52,711.24x = 2,674,919,400.56
  5. Step 5: Solve for x
    x = 2,674,919,400.56/52,711.24
  6. Step 6: Final answer
    x = 50,746.66

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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.