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Finding the Fourth Proportional to 162,753.80, 244,130.66 and 44,428.28

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Solution

The fourth proportional to 162,753.80, 244,130.66 and 44,428.28 is: 66,642.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,753.80 : 244,130.66 = 44,428.28 : x
  2. Step 2: Convert to fraction form
    162,753.80/244,130.66 = 44,428.28/x
  3. Step 3: Cross multiply
    162,753.80x = 244,130.66 × 44,428.28
  4. Step 4: Simplify right side
    162,753.80x = 10,846,305,319.06
  5. Step 5: Solve for x
    x = 10,846,305,319.06/162,753.80
  6. Step 6: Final answer
    x = 66,642.41

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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.