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Finding the Fourth Proportional to 235,449.98, 353,137.10 and 64,631.84

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Solution

The fourth proportional to 235,449.98, 353,137.10 and 64,631.84 is: 96,937.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,449.98 : 353,137.10 = 64,631.84 : x
  2. Step 2: Convert to fraction form
    235,449.98/353,137.10 = 64,631.84/x
  3. Step 3: Cross multiply
    235,449.98x = 353,137.10 × 64,631.84
  4. Step 4: Simplify right side
    235,449.98x = 22,823,900,545.26
  5. Step 5: Solve for x
    x = 22,823,900,545.26/235,449.98
  6. Step 6: Final answer
    x = 96,937.36

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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.