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Finding the Fourth Proportional to 165,903.75, 248,856.54 and 41,244.75

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Solution

The fourth proportional to 165,903.75, 248,856.54 and 41,244.75 is: 61,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,903.75 : 248,856.54 = 41,244.75 : x
  2. Step 2: Convert to fraction form
    165,903.75/248,856.54 = 41,244.75/x
  3. Step 3: Cross multiply
    165,903.75x = 248,856.54 × 41,244.75
  4. Step 4: Simplify right side
    165,903.75x = 10,264,025,623.50
  5. Step 5: Solve for x
    x = 10,264,025,623.50/165,903.75
  6. Step 6: Final answer
    x = 61,867.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.