Home / 55,590.43-83,394.35-18,141.85

Finding the Fourth Proportional to 55,590.43, 83,394.35 and 18,141.85

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Solution

The fourth proportional to 55,590.43, 83,394.35 and 18,141.85 is: 27,215.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,590.43 : 83,394.35 = 18,141.85 : x
  2. Step 2: Convert to fraction form
    55,590.43/83,394.35 = 18,141.85/x
  3. Step 3: Cross multiply
    55,590.43x = 83,394.35 × 18,141.85
  4. Step 4: Simplify right side
    55,590.43x = 1,512,927,788.55
  5. Step 5: Solve for x
    x = 1,512,927,788.55/55,590.43
  6. Step 6: Final answer
    x = 27,215.62

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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.