Home / 88,734.85-132,697.98-66,261.31

Finding the Fourth Proportional to 88,734.85, 132,697.98 and 66,261.31

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Solution

The fourth proportional to 88,734.85, 132,697.98 and 66,261.31 is: 99,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,734.85 : 132,697.98 = 66,261.31 : x
  2. Step 2: Convert to fraction form
    88,734.85/132,697.98 = 66,261.31/x
  3. Step 3: Cross multiply
    88,734.85x = 132,697.98 × 66,261.31
  4. Step 4: Simplify right side
    88,734.85x = 8,792,741,325.66
  5. Step 5: Solve for x
    x = 8,792,741,325.66/88,734.85
  6. Step 6: Final answer
    x = 99,090.06

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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.