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Finding the Fourth Proportional to 111,760.34, 154,224.57 and 63,365.52

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Solution

The fourth proportional to 111,760.34, 154,224.57 and 63,365.52 is: 87,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,760.34 : 154,224.57 = 63,365.52 : x
  2. Step 2: Convert to fraction form
    111,760.34/154,224.57 = 63,365.52/x
  3. Step 3: Cross multiply
    111,760.34x = 154,224.57 × 63,365.52
  4. Step 4: Simplify right side
    111,760.34x = 9,772,520,074.83
  5. Step 5: Solve for x
    x = 9,772,520,074.83/111,760.34
  6. Step 6: Final answer
    x = 87,441.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.