Home / 115,635.60-173,472.84-36,743.76

Finding the Fourth Proportional to 115,635.60, 173,472.84 and 36,743.76

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Solution

The fourth proportional to 115,635.60, 173,472.84 and 36,743.76 is: 55,121.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,635.60 : 173,472.84 = 36,743.76 : x
  2. Step 2: Convert to fraction form
    115,635.60/173,472.84 = 36,743.76/x
  3. Step 3: Cross multiply
    115,635.60x = 173,472.84 × 36,743.76
  4. Step 4: Simplify right side
    115,635.60x = 6,374,044,399.48
  5. Step 5: Solve for x
    x = 6,374,044,399.48/115,635.60
  6. Step 6: Final answer
    x = 55,121.82

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1.5x scale

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.