Home / 111,700.28-167,562.63-48,476.94

Finding the Fourth Proportional to 111,700.28, 167,562.63 and 48,476.94

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Solution

The fourth proportional to 111,700.28, 167,562.63 and 48,476.94 is: 72,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,700.28 : 167,562.63 = 48,476.94 : x
  2. Step 2: Convert to fraction form
    111,700.28/167,562.63 = 48,476.94/x
  3. Step 3: Cross multiply
    111,700.28x = 167,562.63 × 48,476.94
  4. Step 4: Simplify right side
    111,700.28x = 8,122,923,560.75
  5. Step 5: Solve for x
    x = 8,122,923,560.75/111,700.28
  6. Step 6: Final answer
    x = 72,720.71

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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.