Home / 57,370.17-86,052.52-21,839.66

Finding the Fourth Proportional to 57,370.17, 86,052.52 and 21,839.66

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Solution

The fourth proportional to 57,370.17, 86,052.52 and 21,839.66 is: 32,758.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,370.17 : 86,052.52 = 21,839.66 : x
  2. Step 2: Convert to fraction form
    57,370.17/86,052.52 = 21,839.66/x
  3. Step 3: Cross multiply
    57,370.17x = 86,052.52 × 21,839.66
  4. Step 4: Simplify right side
    57,370.17x = 1,879,357,239.48
  5. Step 5: Solve for x
    x = 1,879,357,239.48/57,370.17
  6. Step 6: Final answer
    x = 32,758.44

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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.