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Finding the Fourth Proportional to 18,358.77, 25,336.29 and 10,293

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Solution

The fourth proportional to 18,358.77, 25,336.29 and 10,293 is: 14,205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358.77 : 25,336.29 = 10,293 : x
  2. Step 2: Convert to fraction form
    18,358.77/25,336.29 = 10,293/x
  3. Step 3: Cross multiply
    18,358.77x = 25,336.29 × 10,293
  4. Step 4: Simplify right side
    18,358.77x = 260,786,432.97
  5. Step 5: Solve for x
    x = 260,786,432.97/18,358.77
  6. Step 6: Final answer
    x = 14,205.01

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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.