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Finding the Fourth Proportional to 24,815.69, 34,245.65 and 13,637.69

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Solution

The fourth proportional to 24,815.69, 34,245.65 and 13,637.69 is: 18,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,815.69 : 34,245.65 = 13,637.69 : x
  2. Step 2: Convert to fraction form
    24,815.69/34,245.65 = 13,637.69/x
  3. Step 3: Cross multiply
    24,815.69x = 34,245.65 × 13,637.69
  4. Step 4: Simplify right side
    24,815.69x = 467,031,558.55
  5. Step 5: Solve for x
    x = 467,031,558.55/24,815.69
  6. Step 6: Final answer
    x = 18,820.01

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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.