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Finding the Fourth Proportional to 48,389.84, 66,743.88 and 44,424.08

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Solution

The fourth proportional to 48,389.84, 66,743.88 and 44,424.08 is: 61,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,389.84 : 66,743.88 = 44,424.08 : x
  2. Step 2: Convert to fraction form
    48,389.84/66,743.88 = 44,424.08/x
  3. Step 3: Cross multiply
    48,389.84x = 66,743.88 × 44,424.08
  4. Step 4: Simplify right side
    48,389.84x = 2,965,035,464.63
  5. Step 5: Solve for x
    x = 2,965,035,464.63/48,389.84
  6. Step 6: Final answer
    x = 61,273.93

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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.