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Finding the Fourth Proportional to 64,025.15, 95,959.04 and 45,310.50

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Solution

The fourth proportional to 64,025.15, 95,959.04 and 45,310.50 is: 67,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,025.15 : 95,959.04 = 45,310.50 : x
  2. Step 2: Convert to fraction form
    64,025.15/95,959.04 = 45,310.50/x
  3. Step 3: Cross multiply
    64,025.15x = 95,959.04 × 45,310.50
  4. Step 4: Simplify right side
    64,025.15x = 4,347,952,195.20
  5. Step 5: Solve for x
    x = 4,347,952,195.20/64,025.15
  6. Step 6: Final answer
    x = 67,910.07

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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.