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Finding the Fourth Proportional to 25,323.08, 37,981.08 and 8,682.84

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Solution

The fourth proportional to 25,323.08, 37,981.08 and 8,682.84 is: 13,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,323.08 : 37,981.08 = 8,682.84 : x
  2. Step 2: Convert to fraction form
    25,323.08/37,981.08 = 8,682.84/x
  3. Step 3: Cross multiply
    25,323.08x = 37,981.08 × 8,682.84
  4. Step 4: Simplify right side
    25,323.08x = 329,783,640.67
  5. Step 5: Solve for x
    x = 329,783,640.67/25,323.08
  6. Step 6: Final answer
    x = 13,023.05

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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.