Home / 104,839.92-157,023.29-48,561.80

Finding the Fourth Proportional to 104,839.92, 157,023.29 and 48,561.80

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Solution

The fourth proportional to 104,839.92, 157,023.29 and 48,561.80 is: 72,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,839.92 : 157,023.29 = 48,561.80 : x
  2. Step 2: Convert to fraction form
    104,839.92/157,023.29 = 48,561.80/x
  3. Step 3: Cross multiply
    104,839.92x = 157,023.29 × 48,561.80
  4. Step 4: Simplify right side
    104,839.92x = 7,625,332,940.61
  5. Step 5: Solve for x
    x = 7,625,332,940.61/104,839.92
  6. Step 6: Final answer
    x = 72,733.11

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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.