Home / 166,565.50-229,971.27-98,604.34

Finding the Fourth Proportional to 166,565.50, 229,971.27 and 98,604.34

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Solution

The fourth proportional to 166,565.50, 229,971.27 and 98,604.34 is: 136,139.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,565.50 : 229,971.27 = 98,604.34 : x
  2. Step 2: Convert to fraction form
    166,565.50/229,971.27 = 98,604.34/x
  3. Step 3: Cross multiply
    166,565.50x = 229,971.27 × 98,604.34
  4. Step 4: Simplify right side
    166,565.50x = 22,676,165,297.31
  5. Step 5: Solve for x
    x = 22,676,165,297.31/166,565.50
  6. Step 6: Final answer
    x = 136,139.63

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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.