Home / 194,789.55-292,315.52-76,446.93

Finding the Fourth Proportional to 194,789.55, 292,315.52 and 76,446.93

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Solution

The fourth proportional to 194,789.55, 292,315.52 and 76,446.93 is: 114,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,789.55 : 292,315.52 = 76,446.93 : x
  2. Step 2: Convert to fraction form
    194,789.55/292,315.52 = 76,446.93/x
  3. Step 3: Cross multiply
    194,789.55x = 292,315.52 × 76,446.93
  4. Step 4: Simplify right side
    194,789.55x = 22,346,623,713.12
  5. Step 5: Solve for x
    x = 22,346,623,713.12/194,789.55
  6. Step 6: Final answer
    x = 114,721.88

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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.