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Finding the Fourth Proportional to 63,198.46, 87,210.30 and 37,733.59

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Solution

The fourth proportional to 63,198.46, 87,210.30 and 37,733.59 is: 52,070.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,198.46 : 87,210.30 = 37,733.59 : x
  2. Step 2: Convert to fraction form
    63,198.46/87,210.30 = 37,733.59/x
  3. Step 3: Cross multiply
    63,198.46x = 87,210.30 × 37,733.59
  4. Step 4: Simplify right side
    63,198.46x = 3,290,757,703.98
  5. Step 5: Solve for x
    x = 3,290,757,703.98/63,198.46
  6. Step 6: Final answer
    x = 52,070.22

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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.