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Finding the Fourth Proportional to 163,063.30, 244,266.90 and 109,919.20

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Solution

The fourth proportional to 163,063.30, 244,266.90 and 109,919.20 is: 164,657.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,063.30 : 244,266.90 = 109,919.20 : x
  2. Step 2: Convert to fraction form
    163,063.30/244,266.90 = 109,919.20/x
  3. Step 3: Cross multiply
    163,063.30x = 244,266.90 × 109,919.20
  4. Step 4: Simplify right side
    163,063.30x = 26,849,622,234.48
  5. Step 5: Solve for x
    x = 26,849,622,234.48/163,063.30
  6. Step 6: Final answer
    x = 164,657.67

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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.