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Finding the Fourth Proportional to 40,577.40, 60,923.70 and 25,025.40

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Solution

The fourth proportional to 40,577.40, 60,923.70 and 25,025.40 is: 37,573.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,577.40 : 60,923.70 = 25,025.40 : x
  2. Step 2: Convert to fraction form
    40,577.40/60,923.70 = 25,025.40/x
  3. Step 3: Cross multiply
    40,577.40x = 60,923.70 × 25,025.40
  4. Step 4: Simplify right side
    40,577.40x = 1,524,639,961.98
  5. Step 5: Solve for x
    x = 1,524,639,961.98/40,577.40
  6. Step 6: Final answer
    x = 37,573.62

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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.