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Finding the Fourth Proportional to 235,691.96, 325,161.96 and 174,587

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Solution

The fourth proportional to 235,691.96, 325,161.96 and 174,587 is: 240,861.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,691.96 : 325,161.96 = 174,587 : x
  2. Step 2: Convert to fraction form
    235,691.96/325,161.96 = 174,587/x
  3. Step 3: Cross multiply
    235,691.96x = 325,161.96 × 174,587
  4. Step 4: Simplify right side
    235,691.96x = 56,769,051,110.52
  5. Step 5: Solve for x
    x = 56,769,051,110.52/235,691.96
  6. Step 6: Final answer
    x = 240,861.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.