Home / 194,635.20-291,952.80-106,061.70

Finding the Fourth Proportional to 194,635.20, 291,952.80 and 106,061.70

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Solution

The fourth proportional to 194,635.20, 291,952.80 and 106,061.70 is: 159,092.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,635.20 : 291,952.80 = 106,061.70 : x
  2. Step 2: Convert to fraction form
    194,635.20/291,952.80 = 106,061.70/x
  3. Step 3: Cross multiply
    194,635.20x = 291,952.80 × 106,061.70
  4. Step 4: Simplify right side
    194,635.20x = 30,965,010,287.76
  5. Step 5: Solve for x
    x = 30,965,010,287.76/194,635.20
  6. Step 6: Final answer
    x = 159,092.55

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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.