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Finding the Fourth Proportional to 55,026.48, 82,528.80 and 26,934.48

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Solution

The fourth proportional to 55,026.48, 82,528.80 and 26,934.48 is: 40,396.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,026.48 : 82,528.80 = 26,934.48 : x
  2. Step 2: Convert to fraction form
    55,026.48/82,528.80 = 26,934.48/x
  3. Step 3: Cross multiply
    55,026.48x = 82,528.80 × 26,934.48
  4. Step 4: Simplify right side
    55,026.48x = 2,222,870,313.02
  5. Step 5: Solve for x
    x = 2,222,870,313.02/55,026.48
  6. Step 6: Final answer
    x = 40,396.37

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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.