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Finding the Fourth Proportional to 34,788.03, 48,007.53 and 18,872.52

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Solution

The fourth proportional to 34,788.03, 48,007.53 and 18,872.52 is: 26,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,788.03 : 48,007.53 = 18,872.52 : x
  2. Step 2: Convert to fraction form
    34,788.03/48,007.53 = 18,872.52/x
  3. Step 3: Cross multiply
    34,788.03x = 48,007.53 × 18,872.52
  4. Step 4: Simplify right side
    34,788.03x = 906,023,070.08
  5. Step 5: Solve for x
    x = 906,023,070.08/34,788.03
  6. Step 6: Final answer
    x = 26,044.10

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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.