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Finding the Fourth Proportional to 33,308.01, 49,966.88 and 9,931.41

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Solution

The fourth proportional to 33,308.01, 49,966.88 and 9,931.41 is: 14,898.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,308.01 : 49,966.88 = 9,931.41 : x
  2. Step 2: Convert to fraction form
    33,308.01/49,966.88 = 9,931.41/x
  3. Step 3: Cross multiply
    33,308.01x = 49,966.88 × 9,931.41
  4. Step 4: Simplify right side
    33,308.01x = 496,241,522.04
  5. Step 5: Solve for x
    x = 496,241,522.04/33,308.01
  6. Step 6: Final answer
    x = 14,898.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.