Home / 40,162.26-60,246.30-10,579.86

Finding the Fourth Proportional to 40,162.26, 60,246.30 and 10,579.86

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Solution

The fourth proportional to 40,162.26, 60,246.30 and 10,579.86 is: 15,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.26 : 60,246.30 = 10,579.86 : x
  2. Step 2: Convert to fraction form
    40,162.26/60,246.30 = 10,579.86/x
  3. Step 3: Cross multiply
    40,162.26x = 60,246.30 × 10,579.86
  4. Step 4: Simplify right side
    40,162.26x = 637,397,419.52
  5. Step 5: Solve for x
    x = 637,397,419.52/40,162.26
  6. Step 6: Final answer
    x = 15,870.56

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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.