Home / 148,005.37-204,244.36-80,937.37

Finding the Fourth Proportional to 148,005.37, 204,244.36 and 80,937.37

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Solution

The fourth proportional to 148,005.37, 204,244.36 and 80,937.37 is: 111,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,005.37 : 204,244.36 = 80,937.37 : x
  2. Step 2: Convert to fraction form
    148,005.37/204,244.36 = 80,937.37/x
  3. Step 3: Cross multiply
    148,005.37x = 204,244.36 × 80,937.37
  4. Step 4: Simplify right side
    148,005.37x = 16,531,001,335.73
  5. Step 5: Solve for x
    x = 16,531,001,335.73/148,005.37
  6. Step 6: Final answer
    x = 111,691.90

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1.5x scale

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.