Home / 99,250.15-148,791.53-43,047.92

Finding the Fourth Proportional to 99,250.15, 148,791.53 and 43,047.92

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Solution

The fourth proportional to 99,250.15, 148,791.53 and 43,047.92 is: 64,535.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,250.15 : 148,791.53 = 43,047.92 : x
  2. Step 2: Convert to fraction form
    99,250.15/148,791.53 = 43,047.92/x
  3. Step 3: Cross multiply
    99,250.15x = 148,791.53 × 43,047.92
  4. Step 4: Simplify right side
    99,250.15x = 6,405,165,664.88
  5. Step 5: Solve for x
    x = 6,405,165,664.88/99,250.15
  6. Step 6: Final answer
    x = 64,535.58

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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.