Home / 192,799.92-266,069.52-107,914.80

Finding the Fourth Proportional to 192,799.92, 266,069.52 and 107,914.80

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Solution

The fourth proportional to 192,799.92, 266,069.52 and 107,914.80 is: 148,925.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,799.92 : 266,069.52 = 107,914.80 : x
  2. Step 2: Convert to fraction form
    192,799.92/266,069.52 = 107,914.80/x
  3. Step 3: Cross multiply
    192,799.92x = 266,069.52 × 107,914.80
  4. Step 4: Simplify right side
    192,799.92x = 28,712,839,036.90
  5. Step 5: Solve for x
    x = 28,712,839,036.90/192,799.92
  6. Step 6: Final answer
    x = 148,925.58

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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.