Home / 119,871.27-165,545.52-99,527.19

Finding the Fourth Proportional to 119,871.27, 165,545.52 and 99,527.19

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Solution

The fourth proportional to 119,871.27, 165,545.52 and 99,527.19 is: 137,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,871.27 : 165,545.52 = 99,527.19 : x
  2. Step 2: Convert to fraction form
    119,871.27/165,545.52 = 99,527.19/x
  3. Step 3: Cross multiply
    119,871.27x = 165,545.52 × 99,527.19
  4. Step 4: Simplify right side
    119,871.27x = 16,476,280,422.69
  5. Step 5: Solve for x
    x = 16,476,280,422.69/119,871.27
  6. Step 6: Final answer
    x = 137,449.79

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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.