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Finding the Fourth Proportional to 49,197.76, 67,893.12 and 26,842.24

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Solution

The fourth proportional to 49,197.76, 67,893.12 and 26,842.24 is: 37,042.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,197.76 : 67,893.12 = 26,842.24 : x
  2. Step 2: Convert to fraction form
    49,197.76/67,893.12 = 26,842.24/x
  3. Step 3: Cross multiply
    49,197.76x = 67,893.12 × 26,842.24
  4. Step 4: Simplify right side
    49,197.76x = 1,822,403,421.39
  5. Step 5: Solve for x
    x = 1,822,403,421.39/49,197.76
  6. Step 6: Final answer
    x = 37,042.41

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1.5x scale

Why These Related Problems?

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