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Finding the Fourth Proportional to 110,523.42, 165,801.54 and 39,440.52

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Solution

The fourth proportional to 110,523.42, 165,801.54 and 39,440.52 is: 59,166.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,523.42 : 165,801.54 = 39,440.52 : x
  2. Step 2: Convert to fraction form
    110,523.42/165,801.54 = 39,440.52/x
  3. Step 3: Cross multiply
    110,523.42x = 165,801.54 × 39,440.52
  4. Step 4: Simplify right side
    110,523.42x = 6,539,298,954.40
  5. Step 5: Solve for x
    x = 6,539,298,954.40/110,523.42
  6. Step 6: Final answer
    x = 59,166.64

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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.