Home / 81,536.41-122,299.15-22,367.13

Finding the Fourth Proportional to 81,536.41, 122,299.15 and 22,367.13

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Solution

The fourth proportional to 81,536.41, 122,299.15 and 22,367.13 is: 33,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,536.41 : 122,299.15 = 22,367.13 : x
  2. Step 2: Convert to fraction form
    81,536.41/122,299.15 = 22,367.13/x
  3. Step 3: Cross multiply
    81,536.41x = 122,299.15 × 22,367.13
  4. Step 4: Simplify right side
    81,536.41x = 2,735,480,986.94
  5. Step 5: Solve for x
    x = 2,735,480,986.94/81,536.41
  6. Step 6: Final answer
    x = 33,549.20

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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.