Home / 99,161.36-148,757.52-35,986.40

Finding the Fourth Proportional to 99,161.36, 148,757.52 and 35,986.40

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Solution

The fourth proportional to 99,161.36, 148,757.52 and 35,986.40 is: 53,985.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,161.36 : 148,757.52 = 35,986.40 : x
  2. Step 2: Convert to fraction form
    99,161.36/148,757.52 = 35,986.40/x
  3. Step 3: Cross multiply
    99,161.36x = 148,757.52 × 35,986.40
  4. Step 4: Simplify right side
    99,161.36x = 5,353,247,617.73
  5. Step 5: Solve for x
    x = 5,353,247,617.73/99,161.36
  6. Step 6: Final answer
    x = 53,985.22

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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.