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Finding the Fourth Proportional to 100,663.29, 150,962.58 and 44,502.12

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Solution

The fourth proportional to 100,663.29, 150,962.58 and 44,502.12 is: 66,738.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,663.29 : 150,962.58 = 44,502.12 : x
  2. Step 2: Convert to fraction form
    100,663.29/150,962.58 = 44,502.12/x
  3. Step 3: Cross multiply
    100,663.29x = 150,962.58 × 44,502.12
  4. Step 4: Simplify right side
    100,663.29x = 6,718,154,850.67
  5. Step 5: Solve for x
    x = 6,718,154,850.67/100,663.29
  6. Step 6: Final answer
    x = 66,738.88

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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.