Home / 111,615.14-154,028.82-60,627.97

Finding the Fourth Proportional to 111,615.14, 154,028.82 and 60,627.97

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Solution

The fourth proportional to 111,615.14, 154,028.82 and 60,627.97 is: 83,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,615.14 : 154,028.82 = 60,627.97 : x
  2. Step 2: Convert to fraction form
    111,615.14/154,028.82 = 60,627.97/x
  3. Step 3: Cross multiply
    111,615.14x = 154,028.82 × 60,627.97
  4. Step 4: Simplify right side
    111,615.14x = 9,338,454,153.23
  5. Step 5: Solve for x
    x = 9,338,454,153.23/111,615.14
  6. Step 6: Final answer
    x = 83,666.55

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1.5x scale

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.