Home / 229,486.47-343,731.21-110,909.13

Finding the Fourth Proportional to 229,486.47, 343,731.21 and 110,909.13

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Solution

The fourth proportional to 229,486.47, 343,731.21 and 110,909.13 is: 166,122.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,486.47 : 343,731.21 = 110,909.13 : x
  2. Step 2: Convert to fraction form
    229,486.47/343,731.21 = 110,909.13/x
  3. Step 3: Cross multiply
    229,486.47x = 343,731.21 × 110,909.13
  4. Step 4: Simplify right side
    229,486.47x = 38,122,929,454.95
  5. Step 5: Solve for x
    x = 38,122,929,454.95/229,486.47
  6. Step 6: Final answer
    x = 166,122.78

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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.