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Finding the Fourth Proportional to 50,803.13, 76,204.71 and 13,867.13

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Solution

The fourth proportional to 50,803.13, 76,204.71 and 13,867.13 is: 20,800.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,803.13 : 76,204.71 = 13,867.13 : x
  2. Step 2: Convert to fraction form
    50,803.13/76,204.71 = 13,867.13/x
  3. Step 3: Cross multiply
    50,803.13x = 76,204.71 × 13,867.13
  4. Step 4: Simplify right side
    50,803.13x = 1,056,740,239.16
  5. Step 5: Solve for x
    x = 1,056,740,239.16/50,803.13
  6. Step 6: Final answer
    x = 20,800.69

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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.