Home / 95,121.57-131,281.76-54,827.46

Finding the Fourth Proportional to 95,121.57, 131,281.76 and 54,827.46

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Solution

The fourth proportional to 95,121.57, 131,281.76 and 54,827.46 is: 75,669.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,121.57 : 131,281.76 = 54,827.46 : x
  2. Step 2: Convert to fraction form
    95,121.57/131,281.76 = 54,827.46/x
  3. Step 3: Cross multiply
    95,121.57x = 131,281.76 × 54,827.46
  4. Step 4: Simplify right side
    95,121.57x = 7,197,845,170.99
  5. Step 5: Solve for x
    x = 7,197,845,170.99/95,121.57
  6. Step 6: Final answer
    x = 75,669.96

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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.