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Finding the Fourth Proportional to 63,426.60, 87,508.98 and 36,565.67

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Solution

The fourth proportional to 63,426.60, 87,508.98 and 36,565.67 is: 50,449.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,426.60 : 87,508.98 = 36,565.67 : x
  2. Step 2: Convert to fraction form
    63,426.60/87,508.98 = 36,565.67/x
  3. Step 3: Cross multiply
    63,426.60x = 87,508.98 × 36,565.67
  4. Step 4: Simplify right side
    63,426.60x = 3,199,824,703.49
  5. Step 5: Solve for x
    x = 3,199,824,703.49/63,426.60
  6. Step 6: Final answer
    x = 50,449.25

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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.