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Finding the Fourth Proportional to 63,351.77, 87,410.70 and 37,866.38

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Solution

The fourth proportional to 63,351.77, 87,410.70 and 37,866.38 is: 52,246.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,351.77 : 87,410.70 = 37,866.38 : x
  2. Step 2: Convert to fraction form
    63,351.77/87,410.70 = 37,866.38/x
  3. Step 3: Cross multiply
    63,351.77x = 87,410.70 × 37,866.38
  4. Step 4: Simplify right side
    63,351.77x = 3,309,926,345.21
  5. Step 5: Solve for x
    x = 3,309,926,345.21/63,351.77
  6. Step 6: Final answer
    x = 52,246.79

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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.