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Finding the Fourth Proportional to 251,245.89, 376,881.81 and 64,259.01

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Solution

The fourth proportional to 251,245.89, 376,881.81 and 64,259.01 is: 96,391.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,245.89 : 376,881.81 = 64,259.01 : x
  2. Step 2: Convert to fraction form
    251,245.89/376,881.81 = 64,259.01/x
  3. Step 3: Cross multiply
    251,245.89x = 376,881.81 × 64,259.01
  4. Step 4: Simplify right side
    251,245.89x = 24,218,051,997.61
  5. Step 5: Solve for x
    x = 24,218,051,997.61/251,245.89
  6. Step 6: Final answer
    x = 96,391.83

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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.