Home / 119,720.43-165,042.47-94,182.41

Finding the Fourth Proportional to 119,720.43, 165,042.47 and 94,182.41

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Solution

The fourth proportional to 119,720.43, 165,042.47 and 94,182.41 is: 129,836.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,720.43 : 165,042.47 = 94,182.41 : x
  2. Step 2: Convert to fraction form
    119,720.43/165,042.47 = 94,182.41/x
  3. Step 3: Cross multiply
    119,720.43x = 165,042.47 × 94,182.41
  4. Step 4: Simplify right side
    119,720.43x = 15,544,096,280.83
  5. Step 5: Solve for x
    x = 15,544,096,280.83/119,720.43
  6. Step 6: Final answer
    x = 129,836.62

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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.