Home / 66,301.49-91,494.60-36,086.06

Finding the Fourth Proportional to 66,301.49, 91,494.60 and 36,086.06

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Solution

The fourth proportional to 66,301.49, 91,494.60 and 36,086.06 is: 49,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,301.49 : 91,494.60 = 36,086.06 : x
  2. Step 2: Convert to fraction form
    66,301.49/91,494.60 = 36,086.06/x
  3. Step 3: Cross multiply
    66,301.49x = 91,494.60 × 36,086.06
  4. Step 4: Simplify right side
    66,301.49x = 3,301,679,167.80
  5. Step 5: Solve for x
    x = 3,301,679,167.80/66,301.49
  6. Step 6: Final answer
    x = 49,797.97

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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.