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Finding the Fourth Proportional to 111,233.00, 153,512.55 and 63,493.54

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Solution

The fourth proportional to 111,233.00, 153,512.55 and 63,493.54 is: 87,627.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,233.00 : 153,512.55 = 63,493.54 : x
  2. Step 2: Convert to fraction form
    111,233.00/153,512.55 = 63,493.54/x
  3. Step 3: Cross multiply
    111,233.00x = 153,512.55 × 63,493.54
  4. Step 4: Simplify right side
    111,233.00x = 9,747,054,850.15
  5. Step 5: Solve for x
    x = 9,747,054,850.15/111,233.00
  6. Step 6: Final answer
    x = 87,627.36

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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.