Home / 137,791.15-206,686.65-43,029.46

Finding the Fourth Proportional to 137,791.15, 206,686.65 and 43,029.46

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Solution

The fourth proportional to 137,791.15, 206,686.65 and 43,029.46 is: 64,544.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,791.15 : 206,686.65 = 43,029.46 : x
  2. Step 2: Convert to fraction form
    137,791.15/206,686.65 = 43,029.46/x
  3. Step 3: Cross multiply
    137,791.15x = 206,686.65 × 43,029.46
  4. Step 4: Simplify right side
    137,791.15x = 8,893,614,352.55
  5. Step 5: Solve for x
    x = 8,893,614,352.55/137,791.15
  6. Step 6: Final answer
    x = 64,544.16

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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.