Home / 108,629.03-149,905.48-60,230.72

Finding the Fourth Proportional to 108,629.03, 149,905.48 and 60,230.72

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Solution

The fourth proportional to 108,629.03, 149,905.48 and 60,230.72 is: 83,116.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,629.03 : 149,905.48 = 60,230.72 : x
  2. Step 2: Convert to fraction form
    108,629.03/149,905.48 = 60,230.72/x
  3. Step 3: Cross multiply
    108,629.03x = 149,905.48 × 60,230.72
  4. Step 4: Simplify right side
    108,629.03x = 9,028,914,992.35
  5. Step 5: Solve for x
    x = 9,028,914,992.35/108,629.03
  6. Step 6: Final answer
    x = 83,116.96

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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.