Home / 111,936.20-167,904.30-38,064.20

Finding the Fourth Proportional to 111,936.20, 167,904.30 and 38,064.20

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Solution

The fourth proportional to 111,936.20, 167,904.30 and 38,064.20 is: 57,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,936.20 : 167,904.30 = 38,064.20 : x
  2. Step 2: Convert to fraction form
    111,936.20/167,904.30 = 38,064.20/x
  3. Step 3: Cross multiply
    111,936.20x = 167,904.30 × 38,064.20
  4. Step 4: Simplify right side
    111,936.20x = 6,391,142,856.06
  5. Step 5: Solve for x
    x = 6,391,142,856.06/111,936.20
  6. Step 6: Final answer
    x = 57,096.30

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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.