Home / 69,856.20-96,403.11-38,025.14

Finding the Fourth Proportional to 69,856.20, 96,403.11 and 38,025.14

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Solution

The fourth proportional to 69,856.20, 96,403.11 and 38,025.14 is: 52,475.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,856.20 : 96,403.11 = 38,025.14 : x
  2. Step 2: Convert to fraction form
    69,856.20/96,403.11 = 38,025.14/x
  3. Step 3: Cross multiply
    69,856.20x = 96,403.11 × 38,025.14
  4. Step 4: Simplify right side
    69,856.20x = 3,665,741,272.17
  5. Step 5: Solve for x
    x = 3,665,741,272.17/69,856.20
  6. Step 6: Final answer
    x = 52,475.53

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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.