Home / 55,788.74-83,679.05-18,348.38

Finding the Fourth Proportional to 55,788.74, 83,679.05 and 18,348.38

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Solution

The fourth proportional to 55,788.74, 83,679.05 and 18,348.38 is: 27,521.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,788.74 : 83,679.05 = 18,348.38 : x
  2. Step 2: Convert to fraction form
    55,788.74/83,679.05 = 18,348.38/x
  3. Step 3: Cross multiply
    55,788.74x = 83,679.05 × 18,348.38
  4. Step 4: Simplify right side
    55,788.74x = 1,535,374,634.91
  5. Step 5: Solve for x
    x = 1,535,374,634.91/55,788.74
  6. Step 6: Final answer
    x = 27,521.23

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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.