Home / 136,247.96-204,385.85-52,078.95

Finding the Fourth Proportional to 136,247.96, 204,385.85 and 52,078.95

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Solution

The fourth proportional to 136,247.96, 204,385.85 and 52,078.95 is: 78,123.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,247.96 : 204,385.85 = 52,078.95 : x
  2. Step 2: Convert to fraction form
    136,247.96/204,385.85 = 52,078.95/x
  3. Step 3: Cross multiply
    136,247.96x = 204,385.85 × 52,078.95
  4. Step 4: Simplify right side
    136,247.96x = 10,644,200,202.46
  5. Step 5: Solve for x
    x = 10,644,200,202.46/136,247.96
  6. Step 6: Final answer
    x = 78,123.74

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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.