Home / 136,569.20-204,890.24-43,074.95

Finding the Fourth Proportional to 136,569.20, 204,890.24 and 43,074.95

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Solution

The fourth proportional to 136,569.20, 204,890.24 and 43,074.95 is: 64,623.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,569.20 : 204,890.24 = 43,074.95 : x
  2. Step 2: Convert to fraction form
    136,569.20/204,890.24 = 43,074.95/x
  3. Step 3: Cross multiply
    136,569.20x = 204,890.24 × 43,074.95
  4. Step 4: Simplify right side
    136,569.20x = 8,825,635,603.66
  5. Step 5: Solve for x
    x = 8,825,635,603.66/136,569.20
  6. Step 6: Final answer
    x = 64,623.91

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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.