Home / 92,766.75-127,967.09-65,949.27

Finding the Fourth Proportional to 92,766.75, 127,967.09 and 65,949.27

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Solution

The fourth proportional to 92,766.75, 127,967.09 and 65,949.27 is: 90,973.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,766.75 : 127,967.09 = 65,949.27 : x
  2. Step 2: Convert to fraction form
    92,766.75/127,967.09 = 65,949.27/x
  3. Step 3: Cross multiply
    92,766.75x = 127,967.09 × 65,949.27
  4. Step 4: Simplify right side
    92,766.75x = 8,439,335,839.78
  5. Step 5: Solve for x
    x = 8,439,335,839.78/92,766.75
  6. Step 6: Final answer
    x = 90,973.71

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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.