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Finding the Fourth Proportional to 22,153, 33,186.86 and 17,448.12

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Solution

The fourth proportional to 22,153, 33,186.86 and 17,448.12 is: 26,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,153 : 33,186.86 = 17,448.12 : x
  2. Step 2: Convert to fraction form
    22,153/33,186.86 = 17,448.12/x
  3. Step 3: Cross multiply
    22,153x = 33,186.86 × 17,448.12
  4. Step 4: Simplify right side
    22,153x = 579,048,315.70
  5. Step 5: Solve for x
    x = 579,048,315.70/22,153
  6. Step 6: Final answer
    x = 26,138.60

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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.