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Finding the Fourth Proportional to 51,223.73, 70,775.51 and 36,855.14

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Solution

The fourth proportional to 51,223.73, 70,775.51 and 36,855.14 is: 50,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,223.73 : 70,775.51 = 36,855.14 : x
  2. Step 2: Convert to fraction form
    51,223.73/70,775.51 = 36,855.14/x
  3. Step 3: Cross multiply
    51,223.73x = 70,775.51 × 36,855.14
  4. Step 4: Simplify right side
    51,223.73x = 2,608,440,904.98
  5. Step 5: Solve for x
    x = 2,608,440,904.98/51,223.73
  6. Step 6: Final answer
    x = 50,922.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.