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Finding the Fourth Proportional to 48,873.80, 67,444.01 and 27,653.53

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Solution

The fourth proportional to 48,873.80, 67,444.01 and 27,653.53 is: 38,160.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,873.80 : 67,444.01 = 27,653.53 : x
  2. Step 2: Convert to fraction form
    48,873.80/67,444.01 = 27,653.53/x
  3. Step 3: Cross multiply
    48,873.80x = 67,444.01 × 27,653.53
  4. Step 4: Simplify right side
    48,873.80x = 1,865,064,478.37
  5. Step 5: Solve for x
    x = 1,865,064,478.37/48,873.80
  6. Step 6: Final answer
    x = 38,160.82

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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.