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Finding the Fourth Proportional to 223,672.32, 335,568.42 and 97,339.74

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Solution

The fourth proportional to 223,672.32, 335,568.42 and 97,339.74 is: 146,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,672.32 : 335,568.42 = 97,339.74 : x
  2. Step 2: Convert to fraction form
    223,672.32/335,568.42 = 97,339.74/x
  3. Step 3: Cross multiply
    223,672.32x = 335,568.42 × 97,339.74
  4. Step 4: Simplify right side
    223,672.32x = 32,664,142,755.01
  5. Step 5: Solve for x
    x = 32,664,142,755.01/223,672.32
  6. Step 6: Final answer
    x = 146,035.70

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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.