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Finding the Fourth Proportional to 63,245.83, 87,271.81 and 34,949.83

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Solution

The fourth proportional to 63,245.83, 87,271.81 and 34,949.83 is: 48,226.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,245.83 : 87,271.81 = 34,949.83 : x
  2. Step 2: Convert to fraction form
    63,245.83/87,271.81 = 34,949.83/x
  3. Step 3: Cross multiply
    63,245.83x = 87,271.81 × 34,949.83
  4. Step 4: Simplify right side
    63,245.83x = 3,050,134,923.29
  5. Step 5: Solve for x
    x = 3,050,134,923.29/63,245.83
  6. Step 6: Final answer
    x = 48,226.66

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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.