Home / 166,110.09-229,204.89-98,117.63

Finding the Fourth Proportional to 166,110.09, 229,204.89 and 98,117.63

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Solution

The fourth proportional to 166,110.09, 229,204.89 and 98,117.63 is: 135,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,110.09 : 229,204.89 = 98,117.63 : x
  2. Step 2: Convert to fraction form
    166,110.09/229,204.89 = 98,117.63/x
  3. Step 3: Cross multiply
    166,110.09x = 229,204.89 × 98,117.63
  4. Step 4: Simplify right side
    166,110.09x = 22,489,040,304.70
  5. Step 5: Solve for x
    x = 22,489,040,304.70/166,110.09
  6. Step 6: Final answer
    x = 135,386.36

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1.5x scale

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.