Home / 124,822.20-187,233.30-54,838.20

Finding the Fourth Proportional to 124,822.20, 187,233.30 and 54,838.20

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Solution

The fourth proportional to 124,822.20, 187,233.30 and 54,838.20 is: 82,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,822.20 : 187,233.30 = 54,838.20 : x
  2. Step 2: Convert to fraction form
    124,822.20/187,233.30 = 54,838.20/x
  3. Step 3: Cross multiply
    124,822.20x = 187,233.30 × 54,838.20
  4. Step 4: Simplify right side
    124,822.20x = 10,267,537,152.06
  5. Step 5: Solve for x
    x = 10,267,537,152.06/124,822.20
  6. Step 6: Final answer
    x = 82,257.30

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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.