Home / 55,800.39-83,691.33-18,360.93

Finding the Fourth Proportional to 55,800.39, 83,691.33 and 18,360.93

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Solution

The fourth proportional to 55,800.39, 83,691.33 and 18,360.93 is: 27,538.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,800.39 : 83,691.33 = 18,360.93 : x
  2. Step 2: Convert to fraction form
    55,800.39/83,691.33 = 18,360.93/x
  3. Step 3: Cross multiply
    55,800.39x = 83,691.33 × 18,360.93
  4. Step 4: Simplify right side
    55,800.39x = 1,536,650,651.74
  5. Step 5: Solve for x
    x = 1,536,650,651.74/55,800.39
  6. Step 6: Final answer
    x = 27,538.35

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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.