Home / 148,633.80-205,285.02-97,873.44

Finding the Fourth Proportional to 148,633.80, 205,285.02 and 97,873.44

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Solution

The fourth proportional to 148,633.80, 205,285.02 and 97,873.44 is: 135,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,633.80 : 205,285.02 = 97,873.44 : x
  2. Step 2: Convert to fraction form
    148,633.80/205,285.02 = 97,873.44/x
  3. Step 3: Cross multiply
    148,633.80x = 205,285.02 × 97,873.44
  4. Step 4: Simplify right side
    148,633.80x = 20,091,951,087.87
  5. Step 5: Solve for x
    x = 20,091,951,087.87/148,633.80
  6. Step 6: Final answer
    x = 135,177.54

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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.