Home / 102,766.19-154,149.08-38,736.29

Finding the Fourth Proportional to 102,766.19, 154,149.08 and 38,736.29

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Solution

The fourth proportional to 102,766.19, 154,149.08 and 38,736.29 is: 58,104.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,766.19 : 154,149.08 = 38,736.29 : x
  2. Step 2: Convert to fraction form
    102,766.19/154,149.08 = 38,736.29/x
  3. Step 3: Cross multiply
    102,766.19x = 154,149.08 × 38,736.29
  4. Step 4: Simplify right side
    102,766.19x = 5,971,163,657.80
  5. Step 5: Solve for x
    x = 5,971,163,657.80/102,766.19
  6. Step 6: Final answer
    x = 58,104.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.