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Finding the Fourth Proportional to 63,663.36, 95,349.71 and 30,406.86

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Solution

The fourth proportional to 63,663.36, 95,349.71 and 30,406.86 is: 45,540.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,663.36 : 95,349.71 = 30,406.86 : x
  2. Step 2: Convert to fraction form
    63,663.36/95,349.71 = 30,406.86/x
  3. Step 3: Cross multiply
    63,663.36x = 95,349.71 × 30,406.86
  4. Step 4: Simplify right side
    63,663.36x = 2,899,285,130.98
  5. Step 5: Solve for x
    x = 2,899,285,130.98/63,663.36
  6. Step 6: Final answer
    x = 45,540.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.