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Finding the Fourth Proportional to 63,206.08, 87,216.96 and 34,910.08

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Solution

The fourth proportional to 63,206.08, 87,216.96 and 34,910.08 is: 48,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,206.08 : 87,216.96 = 34,910.08 : x
  2. Step 2: Convert to fraction form
    63,206.08/87,216.96 = 34,910.08/x
  3. Step 3: Cross multiply
    63,206.08x = 87,216.96 × 34,910.08
  4. Step 4: Simplify right side
    63,206.08x = 3,044,751,050.96
  5. Step 5: Solve for x
    x = 3,044,751,050.96/63,206.08
  6. Step 6: Final answer
    x = 48,171.81

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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.