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Finding the Fourth Proportional to 63,458.82, 87,573.69 and 35,164.98

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Solution

The fourth proportional to 63,458.82, 87,573.69 and 35,164.98 is: 48,527.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,458.82 : 87,573.69 = 35,164.98 : x
  2. Step 2: Convert to fraction form
    63,458.82/87,573.69 = 35,164.98/x
  3. Step 3: Cross multiply
    63,458.82x = 87,573.69 × 35,164.98
  4. Step 4: Simplify right side
    63,458.82x = 3,079,527,057.38
  5. Step 5: Solve for x
    x = 3,079,527,057.38/63,458.82
  6. Step 6: Final answer
    x = 48,527.96

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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.