Home / 160,029.76-240,109.19-71,222.52

Finding the Fourth Proportional to 160,029.76, 240,109.19 and 71,222.52

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Solution

The fourth proportional to 160,029.76, 240,109.19 and 71,222.52 is: 106,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,029.76 : 240,109.19 = 71,222.52 : x
  2. Step 2: Convert to fraction form
    160,029.76/240,109.19 = 71,222.52/x
  3. Step 3: Cross multiply
    160,029.76x = 240,109.19 × 71,222.52
  4. Step 4: Simplify right side
    160,029.76x = 17,101,181,230.85
  5. Step 5: Solve for x
    x = 17,101,181,230.85/160,029.76
  6. Step 6: Final answer
    x = 106,862.51

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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.