Home / 53,815.13-80,721.88-24,212.06

Finding the Fourth Proportional to 53,815.13, 80,721.88 and 24,212.06

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Solution

The fourth proportional to 53,815.13, 80,721.88 and 24,212.06 is: 36,317.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,815.13 : 80,721.88 = 24,212.06 : x
  2. Step 2: Convert to fraction form
    53,815.13/80,721.88 = 24,212.06/x
  3. Step 3: Cross multiply
    53,815.13x = 80,721.88 × 24,212.06
  4. Step 4: Simplify right side
    53,815.13x = 1,954,443,001.87
  5. Step 5: Solve for x
    x = 1,954,443,001.87/53,815.13
  6. Step 6: Final answer
    x = 36,317.72

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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.