Home / 124,977.44-172,471.84-71,267.60

Finding the Fourth Proportional to 124,977.44, 172,471.84 and 71,267.60

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Solution

The fourth proportional to 124,977.44, 172,471.84 and 71,267.60 is: 98,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,977.44 : 172,471.84 = 71,267.60 : x
  2. Step 2: Convert to fraction form
    124,977.44/172,471.84 = 71,267.60/x
  3. Step 3: Cross multiply
    124,977.44x = 172,471.84 × 71,267.60
  4. Step 4: Simplify right side
    124,977.44x = 12,291,654,104.38
  5. Step 5: Solve for x
    x = 12,291,654,104.38/124,977.44
  6. Step 6: Final answer
    x = 98,350.98

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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.