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Finding the Fourth Proportional to 170,762.50, 235,654.68 and 95,311

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Solution

The fourth proportional to 170,762.50, 235,654.68 and 95,311 is: 131,530.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,762.50 : 235,654.68 = 95,311 : x
  2. Step 2: Convert to fraction form
    170,762.50/235,654.68 = 95,311/x
  3. Step 3: Cross multiply
    170,762.50x = 235,654.68 × 95,311
  4. Step 4: Simplify right side
    170,762.50x = 22,460,483,205.48
  5. Step 5: Solve for x
    x = 22,460,483,205.48/170,762.50
  6. Step 6: Final answer
    x = 131,530.54

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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.