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Finding the Fourth Proportional to 40,647.64, 60,938.70 and 37,367.14

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Solution

The fourth proportional to 40,647.64, 60,938.70 and 37,367.14 is: 56,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.64 : 60,938.70 = 37,367.14 : x
  2. Step 2: Convert to fraction form
    40,647.64/60,938.70 = 37,367.14/x
  3. Step 3: Cross multiply
    40,647.64x = 60,938.70 × 37,367.14
  4. Step 4: Simplify right side
    40,647.64x = 2,277,104,934.32
  5. Step 5: Solve for x
    x = 2,277,104,934.32/40,647.64
  6. Step 6: Final answer
    x = 56,020.59

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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.