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Finding the Fourth Proportional to 18,843.35, 26,001.90 and 10,888.14

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Solution

The fourth proportional to 18,843.35, 26,001.90 and 10,888.14 is: 15,024.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843.35 : 26,001.90 = 10,888.14 : x
  2. Step 2: Convert to fraction form
    18,843.35/26,001.90 = 10,888.14/x
  3. Step 3: Cross multiply
    18,843.35x = 26,001.90 × 10,888.14
  4. Step 4: Simplify right side
    18,843.35x = 283,112,327.47
  5. Step 5: Solve for x
    x = 283,112,327.47/18,843.35
  6. Step 6: Final answer
    x = 15,024.52

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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.