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Finding the Fourth Proportional to 22,411.53, 33,624.86 and 9,934.65

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Solution

The fourth proportional to 22,411.53, 33,624.86 and 9,934.65 is: 14,905.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,411.53 : 33,624.86 = 9,934.65 : x
  2. Step 2: Convert to fraction form
    22,411.53/33,624.86 = 9,934.65/x
  3. Step 3: Cross multiply
    22,411.53x = 33,624.86 × 9,934.65
  4. Step 4: Simplify right side
    22,411.53x = 334,051,165.73
  5. Step 5: Solve for x
    x = 334,051,165.73/22,411.53
  6. Step 6: Final answer
    x = 14,905.33

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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.