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Finding the Fourth Proportional to 54,871.40, 75,670.52 and 37,848.44

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Solution

The fourth proportional to 54,871.40, 75,670.52 and 37,848.44 is: 52,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,871.40 : 75,670.52 = 37,848.44 : x
  2. Step 2: Convert to fraction form
    54,871.40/75,670.52 = 37,848.44/x
  3. Step 3: Cross multiply
    54,871.40x = 75,670.52 × 37,848.44
  4. Step 4: Simplify right side
    54,871.40x = 2,864,011,135.99
  5. Step 5: Solve for x
    x = 2,864,011,135.99/54,871.40
  6. Step 6: Final answer
    x = 52,194.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.