Home / 49,018.14-67,657.05-27,809.82

Finding the Fourth Proportional to 49,018.14, 67,657.05 and 27,809.82

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Solution

The fourth proportional to 49,018.14, 67,657.05 and 27,809.82 is: 38,384.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,018.14 : 67,657.05 = 27,809.82 : x
  2. Step 2: Convert to fraction form
    49,018.14/67,657.05 = 27,809.82/x
  3. Step 3: Cross multiply
    49,018.14x = 67,657.05 × 27,809.82
  4. Step 4: Simplify right side
    49,018.14x = 1,881,530,382.23
  5. Step 5: Solve for x
    x = 1,881,530,382.23/49,018.14
  6. Step 6: Final answer
    x = 38,384.37

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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.