Home / 99,357.11-148,999.19-32,777.54

Finding the Fourth Proportional to 99,357.11, 148,999.19 and 32,777.54

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Solution

The fourth proportional to 99,357.11, 148,999.19 and 32,777.54 is: 49,154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,357.11 : 148,999.19 = 32,777.54 : x
  2. Step 2: Convert to fraction form
    99,357.11/148,999.19 = 32,777.54/x
  3. Step 3: Cross multiply
    99,357.11x = 148,999.19 × 32,777.54
  4. Step 4: Simplify right side
    99,357.11x = 4,883,826,001.31
  5. Step 5: Solve for x
    x = 4,883,826,001.31/99,357.11
  6. Step 6: Final answer
    x = 49,154.27

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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.