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Finding the Fourth Proportional to 8,357.89, 12,524.83 and 5,027.50

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Solution

The fourth proportional to 8,357.89, 12,524.83 and 5,027.50 is: 7,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,357.89 : 12,524.83 = 5,027.50 : x
  2. Step 2: Convert to fraction form
    8,357.89/12,524.83 = 5,027.50/x
  3. Step 3: Cross multiply
    8,357.89x = 12,524.83 × 5,027.50
  4. Step 4: Simplify right side
    8,357.89x = 62,968,614.19
  5. Step 5: Solve for x
    x = 62,968,614.19/8,357.89
  6. Step 6: Final answer
    x = 7,534.03

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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.