Home / 111,284.46-153,572.49-60,982.38

Finding the Fourth Proportional to 111,284.46, 153,572.49 and 60,982.38

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Solution

The fourth proportional to 111,284.46, 153,572.49 and 60,982.38 is: 84,155.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,284.46 : 153,572.49 = 60,982.38 : x
  2. Step 2: Convert to fraction form
    111,284.46/153,572.49 = 60,982.38/x
  3. Step 3: Cross multiply
    111,284.46x = 153,572.49 × 60,982.38
  4. Step 4: Simplify right side
    111,284.46x = 9,365,215,942.73
  5. Step 5: Solve for x
    x = 9,365,215,942.73/111,284.46
  6. Step 6: Final answer
    x = 84,155.65

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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.