Home / 40,336.76-60,449.65-20,573.71

Finding the Fourth Proportional to 40,336.76, 60,449.65 and 20,573.71

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Solution

The fourth proportional to 40,336.76, 60,449.65 and 20,573.71 is: 30,832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,336.76 : 60,449.65 = 20,573.71 : x
  2. Step 2: Convert to fraction form
    40,336.76/60,449.65 = 20,573.71/x
  3. Step 3: Cross multiply
    40,336.76x = 60,449.65 × 20,573.71
  4. Step 4: Simplify right side
    40,336.76x = 1,243,673,568.70
  5. Step 5: Solve for x
    x = 1,243,673,568.70/40,336.76
  6. Step 6: Final answer
    x = 30,832.26

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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.