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Finding the Fourth Proportional to 55,364.76, 83,060.28 and 17,924.84

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Solution

The fourth proportional to 55,364.76, 83,060.28 and 17,924.84 is: 26,891.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,364.76 : 83,060.28 = 17,924.84 : x
  2. Step 2: Convert to fraction form
    55,364.76/83,060.28 = 17,924.84/x
  3. Step 3: Cross multiply
    55,364.76x = 83,060.28 × 17,924.84
  4. Step 4: Simplify right side
    55,364.76x = 1,488,841,814.05
  5. Step 5: Solve for x
    x = 1,488,841,814.05/55,364.76
  6. Step 6: Final answer
    x = 26,891.51

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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.