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Finding the Fourth Proportional to 73,517,703.80, 110,264,745.90 and 22,387,830.80

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Solution

The fourth proportional to 73,517,703.80, 110,264,745.90 and 22,387,830.80 is: 33,578,149.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,517,703.80 : 110,264,745.90 = 22,387,830.80 : x
  2. Step 2: Convert to fraction form
    73,517,703.80/110,264,745.90 = 22,387,830.80/x
  3. Step 3: Cross multiply
    73,517,703.80x = 110,264,745.90 × 22,387,830.80
  4. Step 4: Simplify right side
    73,517,703.80x = 2,468,588,474,414,194
  5. Step 5: Solve for x
    x = 2,468,588,474,414,194/73,517,703.80
  6. Step 6: Final answer
    x = 33,578,149.84

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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.