Home / 136,044.86-204,034.50-42,550.64

Finding the Fourth Proportional to 136,044.86, 204,034.50 and 42,550.64

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Solution

The fourth proportional to 136,044.86, 204,034.50 and 42,550.64 is: 63,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,044.86 : 204,034.50 = 42,550.64 : x
  2. Step 2: Convert to fraction form
    136,044.86/204,034.50 = 42,550.64/x
  3. Step 3: Cross multiply
    136,044.86x = 204,034.50 × 42,550.64
  4. Step 4: Simplify right side
    136,044.86x = 8,681,798,557.08
  5. Step 5: Solve for x
    x = 8,681,798,557.08/136,044.86
  6. Step 6: Final answer
    x = 63,815.70

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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.