Home / 119,906.26-165,471.04-66,191.15

Finding the Fourth Proportional to 119,906.26, 165,471.04 and 66,191.15

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Solution

The fourth proportional to 119,906.26, 165,471.04 and 66,191.15 is: 91,344.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,906.26 : 165,471.04 = 66,191.15 : x
  2. Step 2: Convert to fraction form
    119,906.26/165,471.04 = 66,191.15/x
  3. Step 3: Cross multiply
    119,906.26x = 165,471.04 × 66,191.15
  4. Step 4: Simplify right side
    119,906.26x = 10,952,718,925.71
  5. Step 5: Solve for x
    x = 10,952,718,925.71/119,906.26
  6. Step 6: Final answer
    x = 91,344.01

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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.