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Finding the Fourth Proportional to 162,995.40, 244,493.10 and 109,851.30

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Solution

The fourth proportional to 162,995.40, 244,493.10 and 109,851.30 is: 164,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,995.40 : 244,493.10 = 109,851.30 : x
  2. Step 2: Convert to fraction form
    162,995.40/244,493.10 = 109,851.30/x
  3. Step 3: Cross multiply
    162,995.40x = 244,493.10 × 109,851.30
  4. Step 4: Simplify right side
    162,995.40x = 26,857,884,876.03
  5. Step 5: Solve for x
    x = 26,857,884,876.03/162,995.40
  6. Step 6: Final answer
    x = 164,776.95

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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.