Home / 80,124.12-110,553.19-47,852.88

Finding the Fourth Proportional to 80,124.12, 110,553.19 and 47,852.88

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Solution

The fourth proportional to 80,124.12, 110,553.19 and 47,852.88 is: 66,026.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,124.12 : 110,553.19 = 47,852.88 : x
  2. Step 2: Convert to fraction form
    80,124.12/110,553.19 = 47,852.88/x
  3. Step 3: Cross multiply
    80,124.12x = 110,553.19 × 47,852.88
  4. Step 4: Simplify right side
    80,124.12x = 5,290,288,000.48
  5. Step 5: Solve for x
    x = 5,290,288,000.48/80,124.12
  6. Step 6: Final answer
    x = 66,026.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.