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Finding the Fourth Proportional to 55,266.03, 82,874.70 and 15,814.17

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Solution

The fourth proportional to 55,266.03, 82,874.70 and 15,814.17 is: 23,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,266.03 : 82,874.70 = 15,814.17 : x
  2. Step 2: Convert to fraction form
    55,266.03/82,874.70 = 15,814.17/x
  3. Step 3: Cross multiply
    55,266.03x = 82,874.70 × 15,814.17
  4. Step 4: Simplify right side
    55,266.03x = 1,310,594,594.50
  5. Step 5: Solve for x
    x = 1,310,594,594.50/55,266.03
  6. Step 6: Final answer
    x = 23,714.29

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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.