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Finding the Fourth Proportional to 63,384.60, 87,479.82 and 36,527.16

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Solution

The fourth proportional to 63,384.60, 87,479.82 and 36,527.16 is: 50,412.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,384.60 : 87,479.82 = 36,527.16 : x
  2. Step 2: Convert to fraction form
    63,384.60/87,479.82 = 36,527.16/x
  3. Step 3: Cross multiply
    63,384.60x = 87,479.82 × 36,527.16
  4. Step 4: Simplify right side
    63,384.60x = 3,195,389,381.91
  5. Step 5: Solve for x
    x = 3,195,389,381.91/63,384.60
  6. Step 6: Final answer
    x = 50,412.71

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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.