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Finding the Fourth Proportional to 25,937.94, 38,906.78 and 16,554.63

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Solution

The fourth proportional to 25,937.94, 38,906.78 and 16,554.63 is: 24,831.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,937.94 : 38,906.78 = 16,554.63 : x
  2. Step 2: Convert to fraction form
    25,937.94/38,906.78 = 16,554.63/x
  3. Step 3: Cross multiply
    25,937.94x = 38,906.78 × 16,554.63
  4. Step 4: Simplify right side
    25,937.94x = 644,087,264.62
  5. Step 5: Solve for x
    x = 644,087,264.62/25,937.94
  6. Step 6: Final answer
    x = 24,831.86

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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.