Home / 76,868.40-115,306.20-22,827.54

Finding the Fourth Proportional to 76,868.40, 115,306.20 and 22,827.54

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Solution

The fourth proportional to 76,868.40, 115,306.20 and 22,827.54 is: 34,242.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,868.40 : 115,306.20 = 22,827.54 : x
  2. Step 2: Convert to fraction form
    76,868.40/115,306.20 = 22,827.54/x
  3. Step 3: Cross multiply
    76,868.40x = 115,306.20 × 22,827.54
  4. Step 4: Simplify right side
    76,868.40x = 2,632,156,892.75
  5. Step 5: Solve for x
    x = 2,632,156,892.75/76,868.40
  6. Step 6: Final answer
    x = 34,242.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.