Home / 57,812.13-86,665.61-22,250.77

Finding the Fourth Proportional to 57,812.13, 86,665.61 and 22,250.77

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Solution

The fourth proportional to 57,812.13, 86,665.61 and 22,250.77 is: 33,355.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,812.13 : 86,665.61 = 22,250.77 : x
  2. Step 2: Convert to fraction form
    57,812.13/86,665.61 = 22,250.77/x
  3. Step 3: Cross multiply
    57,812.13x = 86,665.61 × 22,250.77
  4. Step 4: Simplify right side
    57,812.13x = 1,928,376,393.98
  5. Step 5: Solve for x
    x = 1,928,376,393.98/57,812.13
  6. Step 6: Final answer
    x = 33,355.91

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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.