Home / 66,247.11-91,422.18-36,033.09

Finding the Fourth Proportional to 66,247.11, 91,422.18 and 36,033.09

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Solution

The fourth proportional to 66,247.11, 91,422.18 and 36,033.09 is: 49,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,247.11 : 91,422.18 = 36,033.09 : x
  2. Step 2: Convert to fraction form
    66,247.11/91,422.18 = 36,033.09/x
  3. Step 3: Cross multiply
    66,247.11x = 91,422.18 × 36,033.09
  4. Step 4: Simplify right side
    66,247.11x = 3,294,223,639.94
  5. Step 5: Solve for x
    x = 3,294,223,639.94/66,247.11
  6. Step 6: Final answer
    x = 49,726.30

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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.