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Finding the Fourth Proportional to 63,658.17, 87,850.17 and 36,798.30

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Solution

The fourth proportional to 63,658.17, 87,850.17 and 36,798.30 is: 50,782.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,658.17 : 87,850.17 = 36,798.30 : x
  2. Step 2: Convert to fraction form
    63,658.17/87,850.17 = 36,798.30/x
  3. Step 3: Cross multiply
    63,658.17x = 87,850.17 × 36,798.30
  4. Step 4: Simplify right side
    63,658.17x = 3,232,736,910.71
  5. Step 5: Solve for x
    x = 3,232,736,910.71/63,658.17
  6. Step 6: Final answer
    x = 50,782.75

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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.