Home / 111,224.12-153,491.28-60,919.88

Finding the Fourth Proportional to 111,224.12, 153,491.28 and 60,919.88

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Solution

The fourth proportional to 111,224.12, 153,491.28 and 60,919.88 is: 84,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,224.12 : 153,491.28 = 60,919.88 : x
  2. Step 2: Convert to fraction form
    111,224.12/153,491.28 = 60,919.88/x
  3. Step 3: Cross multiply
    111,224.12x = 153,491.28 × 60,919.88
  4. Step 4: Simplify right side
    111,224.12x = 9,350,670,358.65
  5. Step 5: Solve for x
    x = 9,350,670,358.65/111,224.12
  6. Step 6: Final answer
    x = 84,070.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.