Home / 112,966.88-169,451.56-34,081.80

Finding the Fourth Proportional to 112,966.88, 169,451.56 and 34,081.80

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Solution

The fourth proportional to 112,966.88, 169,451.56 and 34,081.80 is: 51,123.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,966.88 : 169,451.56 = 34,081.80 : x
  2. Step 2: Convert to fraction form
    112,966.88/169,451.56 = 34,081.80/x
  3. Step 3: Cross multiply
    112,966.88x = 169,451.56 × 34,081.80
  4. Step 4: Simplify right side
    112,966.88x = 5,775,214,177.61
  5. Step 5: Solve for x
    x = 5,775,214,177.61/112,966.88
  6. Step 6: Final answer
    x = 51,123.07

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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.