Home / 108,033.06-149,090.40-60,286.62

Finding the Fourth Proportional to 108,033.06, 149,090.40 and 60,286.62

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Solution

The fourth proportional to 108,033.06, 149,090.40 and 60,286.62 is: 83,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,033.06 : 149,090.40 = 60,286.62 : x
  2. Step 2: Convert to fraction form
    108,033.06/149,090.40 = 60,286.62/x
  3. Step 3: Cross multiply
    108,033.06x = 149,090.40 × 60,286.62
  4. Step 4: Simplify right side
    108,033.06x = 8,988,156,290.45
  5. Step 5: Solve for x
    x = 8,988,156,290.45/108,033.06
  6. Step 6: Final answer
    x = 83,198.20

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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.