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Finding the Fourth Proportional to 9,252.51, 13,878.87 and 7,401.26

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Solution

The fourth proportional to 9,252.51, 13,878.87 and 7,401.26 is: 11,101.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252.51 : 13,878.87 = 7,401.26 : x
  2. Step 2: Convert to fraction form
    9,252.51/13,878.87 = 7,401.26/x
  3. Step 3: Cross multiply
    9,252.51x = 13,878.87 × 7,401.26
  4. Step 4: Simplify right side
    9,252.51x = 102,721,018.98
  5. Step 5: Solve for x
    x = 102,721,018.98/9,252.51
  6. Step 6: Final answer
    x = 11,101.96

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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.