Home / 96,744.80-145,117.20-25,667.30

Finding the Fourth Proportional to 96,744.80, 145,117.20 and 25,667.30

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Solution

The fourth proportional to 96,744.80, 145,117.20 and 25,667.30 is: 38,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,744.80 : 145,117.20 = 25,667.30 : x
  2. Step 2: Convert to fraction form
    96,744.80/145,117.20 = 25,667.30/x
  3. Step 3: Cross multiply
    96,744.80x = 145,117.20 × 25,667.30
  4. Step 4: Simplify right side
    96,744.80x = 3,724,766,707.56
  5. Step 5: Solve for x
    x = 3,724,766,707.56/96,744.80
  6. Step 6: Final answer
    x = 38,500.95

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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.