Home / 136,557.45-204,836.17-43,070.49

Finding the Fourth Proportional to 136,557.45, 204,836.17 and 43,070.49

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Solution

The fourth proportional to 136,557.45, 204,836.17 and 43,070.49 is: 64,605.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,557.45 : 204,836.17 = 43,070.49 : x
  2. Step 2: Convert to fraction form
    136,557.45/204,836.17 = 43,070.49/x
  3. Step 3: Cross multiply
    136,557.45x = 204,836.17 × 43,070.49
  4. Step 4: Simplify right side
    136,557.45x = 8,822,394,211.62
  5. Step 5: Solve for x
    x = 8,822,394,211.62/136,557.45
  6. Step 6: Final answer
    x = 64,605.73

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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.