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Finding the Fourth Proportional to 9,113.77, 13,655.25 and 5,596.45

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Solution

The fourth proportional to 9,113.77, 13,655.25 and 5,596.45 is: 8,385.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.77 : 13,655.25 = 5,596.45 : x
  2. Step 2: Convert to fraction form
    9,113.77/13,655.25 = 5,596.45/x
  3. Step 3: Cross multiply
    9,113.77x = 13,655.25 × 5,596.45
  4. Step 4: Simplify right side
    9,113.77x = 76,420,889.72
  5. Step 5: Solve for x
    x = 76,420,889.72/9,113.77
  6. Step 6: Final answer
    x = 8,385.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.