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Finding the Fourth Proportional to 110,078.44, 165,117.66 and 39,957.64

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Solution

The fourth proportional to 110,078.44, 165,117.66 and 39,957.64 is: 59,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,078.44 : 165,117.66 = 39,957.64 : x
  2. Step 2: Convert to fraction form
    110,078.44/165,117.66 = 39,957.64/x
  3. Step 3: Cross multiply
    110,078.44x = 165,117.66 × 39,957.64
  4. Step 4: Simplify right side
    110,078.44x = 6,597,712,015.92
  5. Step 5: Solve for x
    x = 6,597,712,015.92/110,078.44
  6. Step 6: Final answer
    x = 59,936.46

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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.