Home / 111,603.24-154,013.60-60,616.46

Finding the Fourth Proportional to 111,603.24, 154,013.60 and 60,616.46

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Solution

The fourth proportional to 111,603.24, 154,013.60 and 60,616.46 is: 83,651.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,603.24 : 154,013.60 = 60,616.46 : x
  2. Step 2: Convert to fraction form
    111,603.24/154,013.60 = 60,616.46/x
  3. Step 3: Cross multiply
    111,603.24x = 154,013.60 × 60,616.46
  4. Step 4: Simplify right side
    111,603.24x = 9,335,759,760.43
  5. Step 5: Solve for x
    x = 9,335,759,760.43/111,603.24
  6. Step 6: Final answer
    x = 83,651.33

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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.