Home / 148,560.12-205,052.04-92,018.88

Finding the Fourth Proportional to 148,560.12, 205,052.04 and 92,018.88

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Solution

The fourth proportional to 148,560.12, 205,052.04 and 92,018.88 is: 127,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,560.12 : 205,052.04 = 92,018.88 : x
  2. Step 2: Convert to fraction form
    148,560.12/205,052.04 = 92,018.88/x
  3. Step 3: Cross multiply
    148,560.12x = 205,052.04 × 92,018.88
  4. Step 4: Simplify right side
    148,560.12x = 18,868,659,062.52
  5. Step 5: Solve for x
    x = 18,868,659,062.52/148,560.12
  6. Step 6: Final answer
    x = 127,010.26

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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.