Home / 140,593.32-194,020.92-76,937.04

Finding the Fourth Proportional to 140,593.32, 194,020.92 and 76,937.04

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Solution

The fourth proportional to 140,593.32, 194,020.92 and 76,937.04 is: 106,174.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,593.32 : 194,020.92 = 76,937.04 : x
  2. Step 2: Convert to fraction form
    140,593.32/194,020.92 = 76,937.04/x
  3. Step 3: Cross multiply
    140,593.32x = 194,020.92 × 76,937.04
  4. Step 4: Simplify right side
    140,593.32x = 14,927,395,282.88
  5. Step 5: Solve for x
    x = 14,927,395,282.88/140,593.32
  6. Step 6: Final answer
    x = 106,174.29

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1.5x scale

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.