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Finding the Fourth Proportional to 24,900.84, 34,363.26 and 13,722.84

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Solution

The fourth proportional to 24,900.84, 34,363.26 and 13,722.84 is: 18,937.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,900.84 : 34,363.26 = 13,722.84 : x
  2. Step 2: Convert to fraction form
    24,900.84/34,363.26 = 13,722.84/x
  3. Step 3: Cross multiply
    24,900.84x = 34,363.26 × 13,722.84
  4. Step 4: Simplify right side
    24,900.84x = 471,561,518.86
  5. Step 5: Solve for x
    x = 471,561,518.86/24,900.84
  6. Step 6: Final answer
    x = 18,937.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.