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Finding the Fourth Proportional to 110,742.87, 152,825.06 and 60,441.87

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Solution

The fourth proportional to 110,742.87, 152,825.06 and 60,441.87 is: 83,409.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,742.87 : 152,825.06 = 60,441.87 : x
  2. Step 2: Convert to fraction form
    110,742.87/152,825.06 = 60,441.87/x
  3. Step 3: Cross multiply
    110,742.87x = 152,825.06 × 60,441.87
  4. Step 4: Simplify right side
    110,742.87x = 9,237,032,107.05
  5. Step 5: Solve for x
    x = 9,237,032,107.05/110,742.87
  6. Step 6: Final answer
    x = 83,409.72

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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.