Home / 92,825.35-127,869.40-79,168.75

Finding the Fourth Proportional to 92,825.35, 127,869.40 and 79,168.75

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Solution

The fourth proportional to 92,825.35, 127,869.40 and 79,168.75 is: 109,057.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,825.35 : 127,869.40 = 79,168.75 : x
  2. Step 2: Convert to fraction form
    92,825.35/127,869.40 = 79,168.75/x
  3. Step 3: Cross multiply
    92,825.35x = 127,869.40 × 79,168.75
  4. Step 4: Simplify right side
    92,825.35x = 10,123,260,340.54
  5. Step 5: Solve for x
    x = 10,123,260,340.54/92,825.35
  6. Step 6: Final answer
    x = 109,057.07

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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.