Home / 57,388.14-86,065.47-22,319.46

Finding the Fourth Proportional to 57,388.14, 86,065.47 and 22,319.46

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Solution

The fourth proportional to 57,388.14, 86,065.47 and 22,319.46 is: 33,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,388.14 : 86,065.47 = 22,319.46 : x
  2. Step 2: Convert to fraction form
    57,388.14/86,065.47 = 22,319.46/x
  3. Step 3: Cross multiply
    57,388.14x = 86,065.47 × 22,319.46
  4. Step 4: Simplify right side
    57,388.14x = 1,920,934,815.05
  5. Step 5: Solve for x
    x = 1,920,934,815.05/57,388.14
  6. Step 6: Final answer
    x = 33,472.68

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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.