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Finding the Fourth Proportional to 7,859.10, 10,847.91 and 5,501.82

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Solution

The fourth proportional to 7,859.10, 10,847.91 and 5,501.82 is: 7,594.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859.10 : 10,847.91 = 5,501.82 : x
  2. Step 2: Convert to fraction form
    7,859.10/10,847.91 = 5,501.82/x
  3. Step 3: Cross multiply
    7,859.10x = 10,847.91 × 5,501.82
  4. Step 4: Simplify right side
    7,859.10x = 59,683,248.20
  5. Step 5: Solve for x
    x = 59,683,248.20/7,859.10
  6. Step 6: Final answer
    x = 7,594.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.