Home / 104,150.88-156,160.10-88,361.35

Finding the Fourth Proportional to 104,150.88, 156,160.10 and 88,361.35

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Solution

The fourth proportional to 104,150.88, 156,160.10 and 88,361.35 is: 132,485.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,150.88 : 156,160.10 = 88,361.35 : x
  2. Step 2: Convert to fraction form
    104,150.88/156,160.10 = 88,361.35/x
  3. Step 3: Cross multiply
    104,150.88x = 156,160.10 × 88,361.35
  4. Step 4: Simplify right side
    104,150.88x = 13,798,517,082.64
  5. Step 5: Solve for x
    x = 13,798,517,082.64/104,150.88
  6. Step 6: Final answer
    x = 132,485.84

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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.