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Finding the Fourth Proportional to 107,046.66, 160,449.71 and 50,840.76

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Solution

The fourth proportional to 107,046.66, 160,449.71 and 50,840.76 is: 76,204.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,046.66 : 160,449.71 = 50,840.76 : x
  2. Step 2: Convert to fraction form
    107,046.66/160,449.71 = 50,840.76/x
  3. Step 3: Cross multiply
    107,046.66x = 160,449.71 × 50,840.76
  4. Step 4: Simplify right side
    107,046.66x = 8,157,384,943.98
  5. Step 5: Solve for x
    x = 8,157,384,943.98/107,046.66
  6. Step 6: Final answer
    x = 76,204.01

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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.