Home / 41,489.04-62,259.60-21,781.68

Finding the Fourth Proportional to 41,489.04, 62,259.60 and 21,781.68

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Solution

The fourth proportional to 41,489.04, 62,259.60 and 21,781.68 is: 32,686.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,489.04 : 62,259.60 = 21,781.68 : x
  2. Step 2: Convert to fraction form
    41,489.04/62,259.60 = 21,781.68/x
  3. Step 3: Cross multiply
    41,489.04x = 62,259.60 × 21,781.68
  4. Step 4: Simplify right side
    41,489.04x = 1,356,118,684.13
  5. Step 5: Solve for x
    x = 1,356,118,684.13/41,489.04
  6. Step 6: Final answer
    x = 32,686.19

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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.