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Finding the Fourth Proportional to 17,200.07, 25,800.07 and 11,355.29

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Solution

The fourth proportional to 17,200.07, 25,800.07 and 11,355.29 is: 17,032.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200.07 : 25,800.07 = 11,355.29 : x
  2. Step 2: Convert to fraction form
    17,200.07/25,800.07 = 11,355.29/x
  3. Step 3: Cross multiply
    17,200.07x = 25,800.07 × 11,355.29
  4. Step 4: Simplify right side
    17,200.07x = 292,967,276.87
  5. Step 5: Solve for x
    x = 292,967,276.87/17,200.07
  6. Step 6: Final answer
    x = 17,032.91

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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.