Home / 151,604.22-209,233.20-126,066.66

Finding the Fourth Proportional to 151,604.22, 209,233.20 and 126,066.66

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Solution

The fourth proportional to 151,604.22, 209,233.20 and 126,066.66 is: 173,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,604.22 : 209,233.20 = 126,066.66 : x
  2. Step 2: Convert to fraction form
    151,604.22/209,233.20 = 126,066.66/x
  3. Step 3: Cross multiply
    151,604.22x = 209,233.20 × 126,066.66
  4. Step 4: Simplify right side
    151,604.22x = 26,377,330,685.11
  5. Step 5: Solve for x
    x = 26,377,330,685.11/151,604.22
  6. Step 6: Final answer
    x = 173,988.10

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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.