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Finding the Fourth Proportional to 50,289, 75,325.86 and 26,521.44

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Solution

The fourth proportional to 50,289, 75,325.86 and 26,521.44 is: 39,725.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,289 : 75,325.86 = 26,521.44 : x
  2. Step 2: Convert to fraction form
    50,289/75,325.86 = 26,521.44/x
  3. Step 3: Cross multiply
    50,289x = 75,325.86 × 26,521.44
  4. Step 4: Simplify right side
    50,289x = 1,997,750,276.44
  5. Step 5: Solve for x
    x = 1,997,750,276.44/50,289
  6. Step 6: Final answer
    x = 39,725.39

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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.