Home / 108,107.20-149,185.52-60,365.04

Finding the Fourth Proportional to 108,107.20, 149,185.52 and 60,365.04

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Solution

The fourth proportional to 108,107.20, 149,185.52 and 60,365.04 is: 83,302.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,107.20 : 149,185.52 = 60,365.04 : x
  2. Step 2: Convert to fraction form
    108,107.20/149,185.52 = 60,365.04/x
  3. Step 3: Cross multiply
    108,107.20x = 149,185.52 × 60,365.04
  4. Step 4: Simplify right side
    108,107.20x = 9,005,589,882.22
  5. Step 5: Solve for x
    x = 9,005,589,882.22/108,107.20
  6. Step 6: Final answer
    x = 83,302.41

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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.