Home / 191,049.40-263,566.38-119,304.88

Finding the Fourth Proportional to 191,049.40, 263,566.38 and 119,304.88

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Solution

The fourth proportional to 191,049.40, 263,566.38 and 119,304.88 is: 164,589.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,049.40 : 263,566.38 = 119,304.88 : x
  2. Step 2: Convert to fraction form
    191,049.40/263,566.38 = 119,304.88/x
  3. Step 3: Cross multiply
    191,049.40x = 263,566.38 × 119,304.88
  4. Step 4: Simplify right side
    191,049.40x = 31,444,755,337.93
  5. Step 5: Solve for x
    x = 31,444,755,337.93/191,049.40
  6. Step 6: Final answer
    x = 164,589.66

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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.