Home / 195,109.20-292,469.40-89,744.40

Finding the Fourth Proportional to 195,109.20, 292,469.40 and 89,744.40

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Solution

The fourth proportional to 195,109.20, 292,469.40 and 89,744.40 is: 134,527.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,109.20 : 292,469.40 = 89,744.40 : x
  2. Step 2: Convert to fraction form
    195,109.20/292,469.40 = 89,744.40/x
  3. Step 3: Cross multiply
    195,109.20x = 292,469.40 × 89,744.40
  4. Step 4: Simplify right side
    195,109.20x = 26,247,490,821.36
  5. Step 5: Solve for x
    x = 26,247,490,821.36/195,109.20
  6. Step 6: Final answer
    x = 134,527.18

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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.