Home / 40,404.20-60,642.30-23,743.40

Finding the Fourth Proportional to 40,404.20, 60,642.30 and 23,743.40

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Solution

The fourth proportional to 40,404.20, 60,642.30 and 23,743.40 is: 35,636.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,404.20 : 60,642.30 = 23,743.40 : x
  2. Step 2: Convert to fraction form
    40,404.20/60,642.30 = 23,743.40/x
  3. Step 3: Cross multiply
    40,404.20x = 60,642.30 × 23,743.40
  4. Step 4: Simplify right side
    40,404.20x = 1,439,854,385.82
  5. Step 5: Solve for x
    x = 1,439,854,385.82/40,404.20
  6. Step 6: Final answer
    x = 35,636.26

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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.