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Finding the Fourth Proportional to 18,001.92, 26,967.06 and 10,973.28

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Solution

The fourth proportional to 18,001.92, 26,967.06 and 10,973.28 is: 16,438.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.92 : 26,967.06 = 10,973.28 : x
  2. Step 2: Convert to fraction form
    18,001.92/26,967.06 = 10,973.28/x
  3. Step 3: Cross multiply
    18,001.92x = 26,967.06 × 10,973.28
  4. Step 4: Simplify right side
    18,001.92x = 295,917,100.16
  5. Step 5: Solve for x
    x = 295,917,100.16/18,001.92
  6. Step 6: Final answer
    x = 16,438.09

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1.5x scale

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.