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Finding the Fourth Proportional to 111,195.59, 153,449.69 and 60,208.37

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Solution

The fourth proportional to 111,195.59, 153,449.69 and 60,208.37 is: 83,087.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,195.59 : 153,449.69 = 60,208.37 : x
  2. Step 2: Convert to fraction form
    111,195.59/153,449.69 = 60,208.37/x
  3. Step 3: Cross multiply
    111,195.59x = 153,449.69 × 60,208.37
  4. Step 4: Simplify right side
    111,195.59x = 9,238,954,643.62
  5. Step 5: Solve for x
    x = 9,238,954,643.62/111,195.59
  6. Step 6: Final answer
    x = 83,087.42

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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.