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Finding the Fourth Proportional to 7,962.25, 11,859.26 and 7,545.91

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Solution

The fourth proportional to 7,962.25, 11,859.26 and 7,545.91 is: 11,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.25 : 11,859.26 = 7,545.91 : x
  2. Step 2: Convert to fraction form
    7,962.25/11,859.26 = 7,545.91/x
  3. Step 3: Cross multiply
    7,962.25x = 11,859.26 × 7,545.91
  4. Step 4: Simplify right side
    7,962.25x = 89,488,908.63
  5. Step 5: Solve for x
    x = 89,488,908.63/7,962.25
  6. Step 6: Final answer
    x = 11,239.15

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