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Finding the Fourth Proportional to 60,370.68, 90,544.04 and 30,376.92

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Solution

The fourth proportional to 60,370.68, 90,544.04 and 30,376.92 is: 45,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,370.68 : 90,544.04 = 30,376.92 : x
  2. Step 2: Convert to fraction form
    60,370.68/90,544.04 = 30,376.92/x
  3. Step 3: Cross multiply
    60,370.68x = 90,544.04 × 30,376.92
  4. Step 4: Simplify right side
    60,370.68x = 2,750,449,059.56
  5. Step 5: Solve for x
    x = 2,750,449,059.56/60,370.68
  6. Step 6: Final answer
    x = 45,559.35

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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.