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Finding the Fourth Proportional to 17,362.68, 25,918.32 and 15,260.82

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Solution

The fourth proportional to 17,362.68, 25,918.32 and 15,260.82 is: 22,780.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,362.68 : 25,918.32 = 15,260.82 : x
  2. Step 2: Convert to fraction form
    17,362.68/25,918.32 = 15,260.82/x
  3. Step 3: Cross multiply
    17,362.68x = 25,918.32 × 15,260.82
  4. Step 4: Simplify right side
    17,362.68x = 395,534,816.22
  5. Step 5: Solve for x
    x = 395,534,816.22/17,362.68
  6. Step 6: Final answer
    x = 22,780.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.