Home / 111,816.12-154,309.14-60,832.02

Finding the Fourth Proportional to 111,816.12, 154,309.14 and 60,832.02

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Solution

The fourth proportional to 111,816.12, 154,309.14 and 60,832.02 is: 83,949.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,816.12 : 154,309.14 = 60,832.02 : x
  2. Step 2: Convert to fraction form
    111,816.12/154,309.14 = 60,832.02/x
  3. Step 3: Cross multiply
    111,816.12x = 154,309.14 × 60,832.02
  4. Step 4: Simplify right side
    111,816.12x = 9,386,936,690.66
  5. Step 5: Solve for x
    x = 9,386,936,690.66/111,816.12
  6. Step 6: Final answer
    x = 83,949.76

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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.