Home / 111,716.66-154,171.98-60,732.81

Finding the Fourth Proportional to 111,716.66, 154,171.98 and 60,732.81

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Solution

The fourth proportional to 111,716.66, 154,171.98 and 60,732.81 is: 83,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,716.66 : 154,171.98 = 60,732.81 : x
  2. Step 2: Convert to fraction form
    111,716.66/154,171.98 = 60,732.81/x
  3. Step 3: Cross multiply
    111,716.66x = 154,171.98 × 60,732.81
  4. Step 4: Simplify right side
    111,716.66x = 9,363,297,568.66
  5. Step 5: Solve for x
    x = 9,363,297,568.66/111,716.66
  6. Step 6: Final answer
    x = 83,812.90

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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.