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Finding the Fourth Proportional to 25,559.74, 38,343.48 and 8,027.92

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Solution

The fourth proportional to 25,559.74, 38,343.48 and 8,027.92 is: 12,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,559.74 : 38,343.48 = 8,027.92 : x
  2. Step 2: Convert to fraction form
    25,559.74/38,343.48 = 8,027.92/x
  3. Step 3: Cross multiply
    25,559.74x = 38,343.48 × 8,027.92
  4. Step 4: Simplify right side
    25,559.74x = 307,818,389.96
  5. Step 5: Solve for x
    x = 307,818,389.96/25,559.74
  6. Step 6: Final answer
    x = 12,043.10

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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.