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Finding the Fourth Proportional to 110,551.79, 165,827.66 and 43,992.47

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Solution

The fourth proportional to 110,551.79, 165,827.66 and 43,992.47 is: 65,988.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,551.79 : 165,827.66 = 43,992.47 : x
  2. Step 2: Convert to fraction form
    110,551.79/165,827.66 = 43,992.47/x
  3. Step 3: Cross multiply
    110,551.79x = 165,827.66 × 43,992.47
  4. Step 4: Simplify right side
    110,551.79x = 7,295,167,619.55
  5. Step 5: Solve for x
    x = 7,295,167,619.55/110,551.79
  6. Step 6: Final answer
    x = 65,988.69

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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.