Home / 92,531.68-127,693.12-50,089.28

Finding the Fourth Proportional to 92,531.68, 127,693.12 and 50,089.28

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Solution

The fourth proportional to 92,531.68, 127,693.12 and 50,089.28 is: 69,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,531.68 : 127,693.12 = 50,089.28 : x
  2. Step 2: Convert to fraction form
    92,531.68/127,693.12 = 50,089.28/x
  3. Step 3: Cross multiply
    92,531.68x = 127,693.12 × 50,089.28
  4. Step 4: Simplify right side
    92,531.68x = 6,396,056,441.75
  5. Step 5: Solve for x
    x = 6,396,056,441.75/92,531.68
  6. Step 6: Final answer
    x = 69,122.88

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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.