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Finding the Fourth Proportional to 162,805.24, 244,003.74 and 92,724.04

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Solution

The fourth proportional to 162,805.24, 244,003.74 and 92,724.04 is: 138,969.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,805.24 : 244,003.74 = 92,724.04 : x
  2. Step 2: Convert to fraction form
    162,805.24/244,003.74 = 92,724.04/x
  3. Step 3: Cross multiply
    162,805.24x = 244,003.74 × 92,724.04
  4. Step 4: Simplify right side
    162,805.24x = 22,625,012,547.91
  5. Step 5: Solve for x
    x = 22,625,012,547.91/162,805.24
  6. Step 6: Final answer
    x = 138,969.81

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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.