Home / 127,370.62-175,595.82-101,616.52

Finding the Fourth Proportional to 127,370.62, 175,595.82 and 101,616.52

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Solution

The fourth proportional to 127,370.62, 175,595.82 and 101,616.52 is: 140,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,370.62 : 175,595.82 = 101,616.52 : x
  2. Step 2: Convert to fraction form
    127,370.62/175,595.82 = 101,616.52/x
  3. Step 3: Cross multiply
    127,370.62x = 175,595.82 × 101,616.52
  4. Step 4: Simplify right side
    127,370.62x = 17,843,436,154.95
  5. Step 5: Solve for x
    x = 17,843,436,154.95/127,370.62
  6. Step 6: Final answer
    x = 140,090.68

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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.