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Finding the Fourth Proportional to 176,354.04, 243,367.68 and 95,781

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Solution

The fourth proportional to 176,354.04, 243,367.68 and 95,781 is: 132,177.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,354.04 : 243,367.68 = 95,781 : x
  2. Step 2: Convert to fraction form
    176,354.04/243,367.68 = 95,781/x
  3. Step 3: Cross multiply
    176,354.04x = 243,367.68 × 95,781
  4. Step 4: Simplify right side
    176,354.04x = 23,309,999,758.08
  5. Step 5: Solve for x
    x = 23,309,999,758.08/176,354.04
  6. Step 6: Final answer
    x = 132,177.29

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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.