Home / 60,697.45-83,732.71-40,559.28

Finding the Fourth Proportional to 60,697.45, 83,732.71 and 40,559.28

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Solution

The fourth proportional to 60,697.45, 83,732.71 and 40,559.28 is: 55,951.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,697.45 : 83,732.71 = 40,559.28 : x
  2. Step 2: Convert to fraction form
    60,697.45/83,732.71 = 40,559.28/x
  3. Step 3: Cross multiply
    60,697.45x = 83,732.71 × 40,559.28
  4. Step 4: Simplify right side
    60,697.45x = 3,396,138,675.77
  5. Step 5: Solve for x
    x = 3,396,138,675.77/60,697.45
  6. Step 6: Final answer
    x = 55,951.92

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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.