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Finding the Fourth Proportional to 176,763.15, 243,938.27 and 96,195.87

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Solution

The fourth proportional to 176,763.15, 243,938.27 and 96,195.87 is: 132,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,763.15 : 243,938.27 = 96,195.87 : x
  2. Step 2: Convert to fraction form
    176,763.15/243,938.27 = 96,195.87/x
  3. Step 3: Cross multiply
    176,763.15x = 243,938.27 × 96,195.87
  4. Step 4: Simplify right side
    176,763.15x = 23,465,854,108.94
  5. Step 5: Solve for x
    x = 23,465,854,108.94/176,763.15
  6. Step 6: Final answer
    x = 132,753.09

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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.