Home / 110,229.23-152,115.71-61,170.36

Finding the Fourth Proportional to 110,229.23, 152,115.71 and 61,170.36

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Solution

The fourth proportional to 110,229.23, 152,115.71 and 61,170.36 is: 84,414.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,229.23 : 152,115.71 = 61,170.36 : x
  2. Step 2: Convert to fraction form
    110,229.23/152,115.71 = 61,170.36/x
  3. Step 3: Cross multiply
    110,229.23x = 152,115.71 × 61,170.36
  4. Step 4: Simplify right side
    110,229.23x = 9,304,972,436.50
  5. Step 5: Solve for x
    x = 9,304,972,436.50/110,229.23
  6. Step 6: Final answer
    x = 84,414.74

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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.