Home / 119,816.38-165,346.14-66,104.74

Finding the Fourth Proportional to 119,816.38, 165,346.14 and 66,104.74

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Solution

The fourth proportional to 119,816.38, 165,346.14 and 66,104.74 is: 91,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,816.38 : 165,346.14 = 66,104.74 : x
  2. Step 2: Convert to fraction form
    119,816.38/165,346.14 = 66,104.74/x
  3. Step 3: Cross multiply
    119,816.38x = 165,346.14 × 66,104.74
  4. Step 4: Simplify right side
    119,816.38x = 10,930,163,594.70
  5. Step 5: Solve for x
    x = 10,930,163,594.70/119,816.38
  6. Step 6: Final answer
    x = 91,224.28

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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.