Home / 66,233.38-91,402.49-36,019.03

Finding the Fourth Proportional to 66,233.38, 91,402.49 and 36,019.03

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Solution

The fourth proportional to 66,233.38, 91,402.49 and 36,019.03 is: 49,706.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,233.38 : 91,402.49 = 36,019.03 : x
  2. Step 2: Convert to fraction form
    66,233.38/91,402.49 = 36,019.03/x
  3. Step 3: Cross multiply
    66,233.38x = 91,402.49 × 36,019.03
  4. Step 4: Simplify right side
    66,233.38x = 3,292,229,029.38
  5. Step 5: Solve for x
    x = 3,292,229,029.38/66,233.38
  6. Step 6: Final answer
    x = 49,706.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.