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Finding the Fourth Proportional to 69,417.15, 104,124.78 and 16,827.09

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Solution

The fourth proportional to 69,417.15, 104,124.78 and 16,827.09 is: 25,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,417.15 : 104,124.78 = 16,827.09 : x
  2. Step 2: Convert to fraction form
    69,417.15/104,124.78 = 16,827.09/x
  3. Step 3: Cross multiply
    69,417.15x = 104,124.78 × 16,827.09
  4. Step 4: Simplify right side
    69,417.15x = 1,752,117,044.29
  5. Step 5: Solve for x
    x = 1,752,117,044.29/69,417.15
  6. Step 6: Final answer
    x = 25,240.41

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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.