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Finding the Fourth Proportional to 48,903.93, 67,488.28 and 27,393.49

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Solution

The fourth proportional to 48,903.93, 67,488.28 and 27,393.49 is: 37,803.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,903.93 : 67,488.28 = 27,393.49 : x
  2. Step 2: Convert to fraction form
    48,903.93/67,488.28 = 27,393.49/x
  3. Step 3: Cross multiply
    48,903.93x = 67,488.28 × 27,393.49
  4. Step 4: Simplify right side
    48,903.93x = 1,848,739,048.89
  5. Step 5: Solve for x
    x = 1,848,739,048.89/48,903.93
  6. Step 6: Final answer
    x = 37,803.49

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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.