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Finding the Fourth Proportional to 62,812.40, 94,188.90 and 36,525.20

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Solution

The fourth proportional to 62,812.40, 94,188.90 and 36,525.20 is: 54,770.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,812.40 : 94,188.90 = 36,525.20 : x
  2. Step 2: Convert to fraction form
    62,812.40/94,188.90 = 36,525.20/x
  3. Step 3: Cross multiply
    62,812.40x = 94,188.90 × 36,525.20
  4. Step 4: Simplify right side
    62,812.40x = 3,440,268,410.28
  5. Step 5: Solve for x
    x = 3,440,268,410.28/62,812.40
  6. Step 6: Final answer
    x = 54,770.53

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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.