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Finding the Fourth Proportional to 23,330.57, 35,000.40 and 7,539.55

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Solution

The fourth proportional to 23,330.57, 35,000.40 and 7,539.55 is: 11,310.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,330.57 : 35,000.40 = 7,539.55 : x
  2. Step 2: Convert to fraction form
    23,330.57/35,000.40 = 7,539.55/x
  3. Step 3: Cross multiply
    23,330.57x = 35,000.40 × 7,539.55
  4. Step 4: Simplify right side
    23,330.57x = 263,887,206.59
  5. Step 5: Solve for x
    x = 263,887,206.59/23,330.57
  6. Step 6: Final answer
    x = 11,310.79

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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.