Home / 66,729.56-100,079.76-22,362.62

Finding the Fourth Proportional to 66,729.56, 100,079.76 and 22,362.62

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Solution

The fourth proportional to 66,729.56, 100,079.76 and 22,362.62 is: 33,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,729.56 : 100,079.76 = 22,362.62 : x
  2. Step 2: Convert to fraction form
    66,729.56/100,079.76 = 22,362.62/x
  3. Step 3: Cross multiply
    66,729.56x = 100,079.76 × 22,362.62
  4. Step 4: Simplify right side
    66,729.56x = 2,238,045,642.57
  5. Step 5: Solve for x
    x = 2,238,045,642.57/66,729.56
  6. Step 6: Final answer
    x = 33,539.04

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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.