Home / 68,023.28-101,845.56-51,332.72

Finding the Fourth Proportional to 68,023.28, 101,845.56 and 51,332.72

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Solution

The fourth proportional to 68,023.28, 101,845.56 and 51,332.72 is: 76,856.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,023.28 : 101,845.56 = 51,332.72 : x
  2. Step 2: Convert to fraction form
    68,023.28/101,845.56 = 51,332.72/x
  3. Step 3: Cross multiply
    68,023.28x = 101,845.56 × 51,332.72
  4. Step 4: Simplify right side
    68,023.28x = 5,228,009,614.72
  5. Step 5: Solve for x
    x = 5,228,009,614.72/68,023.28
  6. Step 6: Final answer
    x = 76,856.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.