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Finding the Fourth Proportional to 235,921.76, 353,856.14 and 65,167.74

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Solution

The fourth proportional to 235,921.76, 353,856.14 and 65,167.74 is: 97,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,921.76 : 353,856.14 = 65,167.74 : x
  2. Step 2: Convert to fraction form
    235,921.76/353,856.14 = 65,167.74/x
  3. Step 3: Cross multiply
    235,921.76x = 353,856.14 × 65,167.74
  4. Step 4: Simplify right side
    235,921.76x = 23,060,004,847.46
  5. Step 5: Solve for x
    x = 23,060,004,847.46/235,921.76
  6. Step 6: Final answer
    x = 97,744.29

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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.