Home / 108,577.12-149,832.80-60,177

Finding the Fourth Proportional to 108,577.12, 149,832.80 and 60,177

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Solution

The fourth proportional to 108,577.12, 149,832.80 and 60,177 is: 83,042.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,577.12 : 149,832.80 = 60,177 : x
  2. Step 2: Convert to fraction form
    108,577.12/149,832.80 = 60,177/x
  3. Step 3: Cross multiply
    108,577.12x = 149,832.80 × 60,177
  4. Step 4: Simplify right side
    108,577.12x = 9,016,488,405.60
  5. Step 5: Solve for x
    x = 9,016,488,405.60/108,577.12
  6. Step 6: Final answer
    x = 83,042.25

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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.