Home / 43,677.02-65,540.91-18,374.68

Finding the Fourth Proportional to 43,677.02, 65,540.91 and 18,374.68

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Solution

The fourth proportional to 43,677.02, 65,540.91 and 18,374.68 is: 27,572.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,677.02 : 65,540.91 = 18,374.68 : x
  2. Step 2: Convert to fraction form
    43,677.02/65,540.91 = 18,374.68/x
  3. Step 3: Cross multiply
    43,677.02x = 65,540.91 × 18,374.68
  4. Step 4: Simplify right side
    43,677.02x = 1,204,293,398.99
  5. Step 5: Solve for x
    x = 1,204,293,398.99/43,677.02
  6. Step 6: Final answer
    x = 27,572.70

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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.