Home / 176,418-243,472.20-96,945.36

Finding the Fourth Proportional to 176,418, 243,472.20 and 96,945.36

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Solution

The fourth proportional to 176,418, 243,472.20 and 96,945.36 is: 133,793.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,418 : 243,472.20 = 96,945.36 : x
  2. Step 2: Convert to fraction form
    176,418/243,472.20 = 96,945.36/x
  3. Step 3: Cross multiply
    176,418x = 243,472.20 × 96,945.36
  4. Step 4: Simplify right side
    176,418x = 23,603,500,078.99
  5. Step 5: Solve for x
    x = 23,603,500,078.99/176,418
  6. Step 6: Final answer
    x = 133,793.04

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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.