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Finding the Fourth Proportional to 50,837.76, 76,256.62 and 13,901.76

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Solution

The fourth proportional to 50,837.76, 76,256.62 and 13,901.76 is: 20,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,837.76 : 76,256.62 = 13,901.76 : x
  2. Step 2: Convert to fraction form
    50,837.76/76,256.62 = 13,901.76/x
  3. Step 3: Cross multiply
    50,837.76x = 76,256.62 × 13,901.76
  4. Step 4: Simplify right side
    50,837.76x = 1,060,101,229.65
  5. Step 5: Solve for x
    x = 1,060,101,229.65/50,837.76
  6. Step 6: Final answer
    x = 20,852.63

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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.