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Finding the Fourth Proportional to 63,293.88, 87,342.92 and 36,439.14

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Solution

The fourth proportional to 63,293.88, 87,342.92 and 36,439.14 is: 50,284.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,293.88 : 87,342.92 = 36,439.14 : x
  2. Step 2: Convert to fraction form
    63,293.88/87,342.92 = 36,439.14/x
  3. Step 3: Cross multiply
    63,293.88x = 87,342.92 × 36,439.14
  4. Step 4: Simplify right side
    63,293.88x = 3,182,700,889.89
  5. Step 5: Solve for x
    x = 3,182,700,889.89/63,293.88
  6. Step 6: Final answer
    x = 50,284.50

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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.