Home / 68,320.05-101,800.87-60,867.24

Finding the Fourth Proportional to 68,320.05, 101,800.87 and 60,867.24

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Solution

The fourth proportional to 68,320.05, 101,800.87 and 60,867.24 is: 90,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,320.05 : 101,800.87 = 60,867.24 : x
  2. Step 2: Convert to fraction form
    68,320.05/101,800.87 = 60,867.24/x
  3. Step 3: Cross multiply
    68,320.05x = 101,800.87 × 60,867.24
  4. Step 4: Simplify right side
    68,320.05x = 6,196,337,986.50
  5. Step 5: Solve for x
    x = 6,196,337,986.50/68,320.05
  6. Step 6: Final answer
    x = 90,695.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.