Home / 96,892.57-145,306.51-40,722.21

Finding the Fourth Proportional to 96,892.57, 145,306.51 and 40,722.21

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Solution

The fourth proportional to 96,892.57, 145,306.51 and 40,722.21 is: 61,069.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,892.57 : 145,306.51 = 40,722.21 : x
  2. Step 2: Convert to fraction form
    96,892.57/145,306.51 = 40,722.21/x
  3. Step 3: Cross multiply
    96,892.57x = 145,306.51 × 40,722.21
  4. Step 4: Simplify right side
    96,892.57x = 5,917,202,112.78
  5. Step 5: Solve for x
    x = 5,917,202,112.78/96,892.57
  6. Step 6: Final answer
    x = 61,069.72

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1.5x scale

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.