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Finding the Fourth Proportional to 17,248.10, 25,878.51 and 7,395.05

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Solution

The fourth proportional to 17,248.10, 25,878.51 and 7,395.05 is: 11,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,248.10 : 25,878.51 = 7,395.05 : x
  2. Step 2: Convert to fraction form
    17,248.10/25,878.51 = 7,395.05/x
  3. Step 3: Cross multiply
    17,248.10x = 25,878.51 × 7,395.05
  4. Step 4: Simplify right side
    17,248.10x = 191,372,745.98
  5. Step 5: Solve for x
    x = 191,372,745.98/17,248.10
  6. Step 6: Final answer
    x = 11,095.30

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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.