Home / 95,215.80-142,860.15-93,721.35

Finding the Fourth Proportional to 95,215.80, 142,860.15 and 93,721.35

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Solution

The fourth proportional to 95,215.80, 142,860.15 and 93,721.35 is: 140,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,215.80 : 142,860.15 = 93,721.35 : x
  2. Step 2: Convert to fraction form
    95,215.80/142,860.15 = 93,721.35/x
  3. Step 3: Cross multiply
    95,215.80x = 142,860.15 × 93,721.35
  4. Step 4: Simplify right side
    95,215.80x = 13,389,046,119.20
  5. Step 5: Solve for x
    x = 13,389,046,119.20/95,215.80
  6. Step 6: Final answer
    x = 140,617.90

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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.