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Finding the Fourth Proportional to 56,797.47, 78,380.19 and 32,937.98

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Solution

The fourth proportional to 56,797.47, 78,380.19 and 32,937.98 is: 45,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,797.47 : 78,380.19 = 32,937.98 : x
  2. Step 2: Convert to fraction form
    56,797.47/78,380.19 = 32,937.98/x
  3. Step 3: Cross multiply
    56,797.47x = 78,380.19 × 32,937.98
  4. Step 4: Simplify right side
    56,797.47x = 2,581,684,738.72
  5. Step 5: Solve for x
    x = 2,581,684,738.72/56,797.47
  6. Step 6: Final answer
    x = 45,454.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.