Home / 138,053.30-207,080.82-44,559.05

Finding the Fourth Proportional to 138,053.30, 207,080.82 and 44,559.05

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Solution

The fourth proportional to 138,053.30, 207,080.82 and 44,559.05 is: 66,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,053.30 : 207,080.82 = 44,559.05 : x
  2. Step 2: Convert to fraction form
    138,053.30/207,080.82 = 44,559.05/x
  3. Step 3: Cross multiply
    138,053.30x = 207,080.82 × 44,559.05
  4. Step 4: Simplify right side
    138,053.30x = 9,227,323,577.02
  5. Step 5: Solve for x
    x = 9,227,323,577.02/138,053.30
  6. Step 6: Final answer
    x = 66,838.85

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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.