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Finding the Fourth Proportional to 30,837.38, 46,250.60 and 8,652.69

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Solution

The fourth proportional to 30,837.38, 46,250.60 and 8,652.69 is: 12,977.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,837.38 : 46,250.60 = 8,652.69 : x
  2. Step 2: Convert to fraction form
    30,837.38/46,250.60 = 8,652.69/x
  3. Step 3: Cross multiply
    30,837.38x = 46,250.60 × 8,652.69
  4. Step 4: Simplify right side
    30,837.38x = 400,192,060.85
  5. Step 5: Solve for x
    x = 400,192,060.85/30,837.38
  6. Step 6: Final answer
    x = 12,977.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.