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Finding the Fourth Proportional to 144,615.52, 199,567.38 and 80,953.24

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Solution

The fourth proportional to 144,615.52, 199,567.38 and 80,953.24 is: 111,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,615.52 : 199,567.38 = 80,953.24 : x
  2. Step 2: Convert to fraction form
    144,615.52/199,567.38 = 80,953.24/x
  3. Step 3: Cross multiply
    144,615.52x = 199,567.38 × 80,953.24
  4. Step 4: Simplify right side
    144,615.52x = 16,155,626,009.31
  5. Step 5: Solve for x
    x = 16,155,626,009.31/144,615.52
  6. Step 6: Final answer
    x = 111,714.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.