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Finding the Fourth Proportional to 44,856.39, 61,903.44 and 27,870

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Solution

The fourth proportional to 44,856.39, 61,903.44 and 27,870 is: 38,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,856.39 : 61,903.44 = 27,870 : x
  2. Step 2: Convert to fraction form
    44,856.39/61,903.44 = 27,870/x
  3. Step 3: Cross multiply
    44,856.39x = 61,903.44 × 27,870
  4. Step 4: Simplify right side
    44,856.39x = 1,725,248,872.80
  5. Step 5: Solve for x
    x = 1,725,248,872.80/44,856.39
  6. Step 6: Final answer
    x = 38,461.61

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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.