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Finding the Fourth Proportional to 17,017.51, 25,526.22 and 7,027.87

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Solution

The fourth proportional to 17,017.51, 25,526.22 and 7,027.87 is: 10,541.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017.51 : 25,526.22 = 7,027.87 : x
  2. Step 2: Convert to fraction form
    17,017.51/25,526.22 = 7,027.87/x
  3. Step 3: Cross multiply
    17,017.51x = 25,526.22 × 7,027.87
  4. Step 4: Simplify right side
    17,017.51x = 179,394,955.75
  5. Step 5: Solve for x
    x = 179,394,955.75/17,017.51
  6. Step 6: Final answer
    x = 10,541.79

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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.