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Finding the Fourth Proportional to 110,304.64, 165,325.74 and 40,102.48

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Solution

The fourth proportional to 110,304.64, 165,325.74 and 40,102.48 is: 60,106.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,304.64 : 165,325.74 = 40,102.48 : x
  2. Step 2: Convert to fraction form
    110,304.64/165,325.74 = 40,102.48/x
  3. Step 3: Cross multiply
    110,304.64x = 165,325.74 × 40,102.48
  4. Step 4: Simplify right side
    110,304.64x = 6,629,972,181.84
  5. Step 5: Solve for x
    x = 6,629,972,181.84/110,304.64
  6. Step 6: Final answer
    x = 60,106.01

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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.