Home / 194,488.28-291,781.68-54,246.88

Finding the Fourth Proportional to 194,488.28, 291,781.68 and 54,246.88

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Solution

The fourth proportional to 194,488.28, 291,781.68 and 54,246.88 is: 81,384.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,488.28 : 291,781.68 = 54,246.88 : x
  2. Step 2: Convert to fraction form
    194,488.28/291,781.68 = 54,246.88/x
  3. Step 3: Cross multiply
    194,488.28x = 291,781.68 × 54,246.88
  4. Step 4: Simplify right side
    194,488.28x = 15,828,245,781.16
  5. Step 5: Solve for x
    x = 15,828,245,781.16/194,488.28
  6. Step 6: Final answer
    x = 81,384.06

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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.