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Finding the Fourth Proportional to 37,868, 56,818.11 and 15,697.49

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Solution

The fourth proportional to 37,868, 56,818.11 and 15,697.49 is: 23,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,868 : 56,818.11 = 15,697.49 : x
  2. Step 2: Convert to fraction form
    37,868/56,818.11 = 15,697.49/x
  3. Step 3: Cross multiply
    37,868x = 56,818.11 × 15,697.49
  4. Step 4: Simplify right side
    37,868x = 891,901,713.54
  5. Step 5: Solve for x
    x = 891,901,713.54/37,868
  6. Step 6: Final answer
    x = 23,552.91

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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.