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Finding the Fourth Proportional to 84,803.94, 127,264.23 and 29,399.94

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Solution

The fourth proportional to 84,803.94, 127,264.23 and 29,399.94 is: 44,120.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,803.94 : 127,264.23 = 29,399.94 : x
  2. Step 2: Convert to fraction form
    84,803.94/127,264.23 = 29,399.94/x
  3. Step 3: Cross multiply
    84,803.94x = 127,264.23 × 29,399.94
  4. Step 4: Simplify right side
    84,803.94x = 3,741,560,726.15
  5. Step 5: Solve for x
    x = 3,741,560,726.15/84,803.94
  6. Step 6: Final answer
    x = 44,120.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.