Home / 208,982.66-288,484.34-141,091.58

Finding the Fourth Proportional to 208,982.66, 288,484.34 and 141,091.58

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Solution

The fourth proportional to 208,982.66, 288,484.34 and 141,091.58 is: 194,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,982.66 : 288,484.34 = 141,091.58 : x
  2. Step 2: Convert to fraction form
    208,982.66/288,484.34 = 141,091.58/x
  3. Step 3: Cross multiply
    208,982.66x = 288,484.34 × 141,091.58
  4. Step 4: Simplify right side
    208,982.66x = 40,702,711,335.86
  5. Step 5: Solve for x
    x = 40,702,711,335.86/208,982.66
  6. Step 6: Final answer
    x = 194,765.97

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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.