Home / 137,447.10-206,043.80-95,347.05

Finding the Fourth Proportional to 137,447.10, 206,043.80 and 95,347.05

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Solution

The fourth proportional to 137,447.10, 206,043.80 and 95,347.05 is: 142,932.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,447.10 : 206,043.80 = 95,347.05 : x
  2. Step 2: Convert to fraction form
    137,447.10/206,043.80 = 95,347.05/x
  3. Step 3: Cross multiply
    137,447.10x = 206,043.80 × 95,347.05
  4. Step 4: Simplify right side
    137,447.10x = 19,645,668,367.22
  5. Step 5: Solve for x
    x = 19,645,668,367.22/137,447.10
  6. Step 6: Final answer
    x = 142,932.58

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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.