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Finding the Fourth Proportional to 64,416.87, 96,631.79 and 23,901.48

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Solution

The fourth proportional to 64,416.87, 96,631.79 and 23,901.48 is: 35,854.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,416.87 : 96,631.79 = 23,901.48 : x
  2. Step 2: Convert to fraction form
    64,416.87/96,631.79 = 23,901.48/x
  3. Step 3: Cross multiply
    64,416.87x = 96,631.79 × 23,901.48
  4. Step 4: Simplify right side
    64,416.87x = 2,309,642,676.54
  5. Step 5: Solve for x
    x = 2,309,642,676.54/64,416.87
  6. Step 6: Final answer
    x = 35,854.62

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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.