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Finding the Fourth Proportional to 63,080.55, 87,050.87 and 34,786.24

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Solution

The fourth proportional to 63,080.55, 87,050.87 and 34,786.24 is: 48,004.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,080.55 : 87,050.87 = 34,786.24 : x
  2. Step 2: Convert to fraction form
    63,080.55/87,050.87 = 34,786.24/x
  3. Step 3: Cross multiply
    63,080.55x = 87,050.87 × 34,786.24
  4. Step 4: Simplify right side
    63,080.55x = 3,028,172,064.47
  5. Step 5: Solve for x
    x = 3,028,172,064.47/63,080.55
  6. Step 6: Final answer
    x = 48,004.85

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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.