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Finding the Fourth Proportional to 165,904.11, 248,856.03 and 41,245.11

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Solution

The fourth proportional to 165,904.11, 248,856.03 and 41,245.11 is: 61,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,904.11 : 248,856.03 = 41,245.11 : x
  2. Step 2: Convert to fraction form
    165,904.11/248,856.03 = 41,245.11/x
  3. Step 3: Cross multiply
    165,904.11x = 248,856.03 × 41,245.11
  4. Step 4: Simplify right side
    165,904.11x = 10,264,094,331.51
  5. Step 5: Solve for x
    x = 10,264,094,331.51/165,904.11
  6. Step 6: Final answer
    x = 61,867.63

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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.