Home / 140,589.27-194,013.21-76,927.08

Finding the Fourth Proportional to 140,589.27, 194,013.21 and 76,927.08

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Solution

The fourth proportional to 140,589.27, 194,013.21 and 76,927.08 is: 106,159.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,589.27 : 194,013.21 = 76,927.08 : x
  2. Step 2: Convert to fraction form
    140,589.27/194,013.21 = 76,927.08/x
  3. Step 3: Cross multiply
    140,589.27x = 194,013.21 × 76,927.08
  4. Step 4: Simplify right side
    140,589.27x = 14,924,869,726.73
  5. Step 5: Solve for x
    x = 14,924,869,726.73/140,589.27
  6. Step 6: Final answer
    x = 106,159.38

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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.