Home / 149,897.93-206,949.25-93,385.85

Finding the Fourth Proportional to 149,897.93, 206,949.25 and 93,385.85

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Solution

The fourth proportional to 149,897.93, 206,949.25 and 93,385.85 is: 128,928.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,897.93 : 206,949.25 = 93,385.85 : x
  2. Step 2: Convert to fraction form
    149,897.93/206,949.25 = 93,385.85/x
  3. Step 3: Cross multiply
    149,897.93x = 206,949.25 × 93,385.85
  4. Step 4: Simplify right side
    149,897.93x = 19,326,132,252.22
  5. Step 5: Solve for x
    x = 19,326,132,252.22/149,897.93
  6. Step 6: Final answer
    x = 128,928.61

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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.