Home / 91,761.66-137,626.04-25,193.03

Finding the Fourth Proportional to 91,761.66, 137,626.04 and 25,193.03

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Solution

The fourth proportional to 91,761.66, 137,626.04 and 25,193.03 is: 37,785.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,761.66 : 137,626.04 = 25,193.03 : x
  2. Step 2: Convert to fraction form
    91,761.66/137,626.04 = 25,193.03/x
  3. Step 3: Cross multiply
    91,761.66x = 137,626.04 × 25,193.03
  4. Step 4: Simplify right side
    91,761.66x = 3,467,216,140.41
  5. Step 5: Solve for x
    x = 3,467,216,140.41/91,761.66
  6. Step 6: Final answer
    x = 37,785.02

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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.