Home / 92,219.11-127,256.57-51,930.52

Finding the Fourth Proportional to 92,219.11, 127,256.57 and 51,930.52

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Solution

The fourth proportional to 92,219.11, 127,256.57 and 51,930.52 is: 71,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,219.11 : 127,256.57 = 51,930.52 : x
  2. Step 2: Convert to fraction form
    92,219.11/127,256.57 = 51,930.52/x
  3. Step 3: Cross multiply
    92,219.11x = 127,256.57 × 51,930.52
  4. Step 4: Simplify right side
    92,219.11x = 6,608,499,470.46
  5. Step 5: Solve for x
    x = 6,608,499,470.46/92,219.11
  6. Step 6: Final answer
    x = 71,660.85

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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.