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Finding the Fourth Proportional to 104,500.09, 156,750.09 and 25,613.65

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Solution

The fourth proportional to 104,500.09, 156,750.09 and 25,613.65 is: 38,420.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,500.09 : 156,750.09 = 25,613.65 : x
  2. Step 2: Convert to fraction form
    104,500.09/156,750.09 = 25,613.65/x
  3. Step 3: Cross multiply
    104,500.09x = 156,750.09 × 25,613.65
  4. Step 4: Simplify right side
    104,500.09x = 4,014,941,942.73
  5. Step 5: Solve for x
    x = 4,014,941,942.73/104,500.09
  6. Step 6: Final answer
    x = 38,420.46

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1.5x scale

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.