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Finding the Fourth Proportional to 63,343.92, 87,400.73 and 37,846.46

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Solution

The fourth proportional to 63,343.92, 87,400.73 and 37,846.46 is: 52,219.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,343.92 : 87,400.73 = 37,846.46 : x
  2. Step 2: Convert to fraction form
    63,343.92/87,400.73 = 37,846.46/x
  3. Step 3: Cross multiply
    63,343.92x = 87,400.73 × 37,846.46
  4. Step 4: Simplify right side
    63,343.92x = 3,307,807,605.68
  5. Step 5: Solve for x
    x = 3,307,807,605.68/63,343.92
  6. Step 6: Final answer
    x = 52,219.81

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1.5x scale

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.