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Finding the Fourth Proportional to 24,915.96, 34,383.90 and 13,737.96

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Solution

The fourth proportional to 24,915.96, 34,383.90 and 13,737.96 is: 18,958.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,915.96 : 34,383.90 = 13,737.96 : x
  2. Step 2: Convert to fraction form
    24,915.96/34,383.90 = 13,737.96/x
  3. Step 3: Cross multiply
    24,915.96x = 34,383.90 × 13,737.96
  4. Step 4: Simplify right side
    24,915.96x = 472,364,642.84
  5. Step 5: Solve for x
    x = 472,364,642.84/24,915.96
  6. Step 6: Final answer
    x = 18,958.32

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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.