Home / 111,728.32-167,539.68-40,601.41

Finding the Fourth Proportional to 111,728.32, 167,539.68 and 40,601.41

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Solution

The fourth proportional to 111,728.32, 167,539.68 and 40,601.41 is: 60,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,728.32 : 167,539.68 = 40,601.41 : x
  2. Step 2: Convert to fraction form
    111,728.32/167,539.68 = 40,601.41/x
  3. Step 3: Cross multiply
    111,728.32x = 167,539.68 × 40,601.41
  4. Step 4: Simplify right side
    111,728.32x = 6,802,347,238.95
  5. Step 5: Solve for x
    x = 6,802,347,238.95/111,728.32
  6. Step 6: Final answer
    x = 60,882.93

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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.