Home / 57,812.97-86,666.86-22,251.61

Finding the Fourth Proportional to 57,812.97, 86,666.86 and 22,251.61

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Solution

The fourth proportional to 57,812.97, 86,666.86 and 22,251.61 is: 33,357.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,812.97 : 86,666.86 = 22,251.61 : x
  2. Step 2: Convert to fraction form
    57,812.97/86,666.86 = 22,251.61/x
  3. Step 3: Cross multiply
    57,812.97x = 86,666.86 × 22,251.61
  4. Step 4: Simplify right side
    57,812.97x = 1,928,477,304.79
  5. Step 5: Solve for x
    x = 1,928,477,304.79/57,812.97
  6. Step 6: Final answer
    x = 33,357.17

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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.