Home / 160,146.60-220,999.88-88,525.04

Finding the Fourth Proportional to 160,146.60, 220,999.88 and 88,525.04

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Solution

The fourth proportional to 160,146.60, 220,999.88 and 88,525.04 is: 122,163.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,146.60 : 220,999.88 = 88,525.04 : x
  2. Step 2: Convert to fraction form
    160,146.60/220,999.88 = 88,525.04/x
  3. Step 3: Cross multiply
    160,146.60x = 220,999.88 × 88,525.04
  4. Step 4: Simplify right side
    160,146.60x = 19,564,023,217.00
  5. Step 5: Solve for x
    x = 19,564,023,217.00/160,146.60
  6. Step 6: Final answer
    x = 122,163.21

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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.