Home / 194,521.20-291,869.28-119,754.96

Finding the Fourth Proportional to 194,521.20, 291,869.28 and 119,754.96

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Solution

The fourth proportional to 194,521.20, 291,869.28 and 119,754.96 is: 179,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,521.20 : 291,869.28 = 119,754.96 : x
  2. Step 2: Convert to fraction form
    194,521.20/291,869.28 = 119,754.96/x
  3. Step 3: Cross multiply
    194,521.20x = 291,869.28 × 119,754.96
  4. Step 4: Simplify right side
    194,521.20x = 34,952,793,951.63
  5. Step 5: Solve for x
    x = 34,952,793,951.63/194,521.20
  6. Step 6: Final answer
    x = 179,686.30

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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.