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Finding the Fourth Proportional to 22,477.68, 33,731.52 and 9,330.03

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Solution

The fourth proportional to 22,477.68, 33,731.52 and 9,330.03 is: 14,001.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,477.68 : 33,731.52 = 9,330.03 : x
  2. Step 2: Convert to fraction form
    22,477.68/33,731.52 = 9,330.03/x
  3. Step 3: Cross multiply
    22,477.68x = 33,731.52 × 9,330.03
  4. Step 4: Simplify right side
    22,477.68x = 314,716,093.55
  5. Step 5: Solve for x
    x = 314,716,093.55/22,477.68
  6. Step 6: Final answer
    x = 14,001.27

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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.