Home / 252,279.83-348,141.71-137,559.38

Finding the Fourth Proportional to 252,279.83, 348,141.71 and 137,559.38

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Solution

The fourth proportional to 252,279.83, 348,141.71 and 137,559.38 is: 189,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,279.83 : 348,141.71 = 137,559.38 : x
  2. Step 2: Convert to fraction form
    252,279.83/348,141.71 = 137,559.38/x
  3. Step 3: Cross multiply
    252,279.83x = 348,141.71 × 137,559.38
  4. Step 4: Simplify right side
    252,279.83x = 47,890,156,382.93
  5. Step 5: Solve for x
    x = 47,890,156,382.93/252,279.83
  6. Step 6: Final answer
    x = 189,829.51

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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.