Home / 42,192.66-63,273.87-12,604.98

Finding the Fourth Proportional to 42,192.66, 63,273.87 and 12,604.98

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Solution

The fourth proportional to 42,192.66, 63,273.87 and 12,604.98 is: 18,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,192.66 : 63,273.87 = 12,604.98 : x
  2. Step 2: Convert to fraction form
    42,192.66/63,273.87 = 12,604.98/x
  3. Step 3: Cross multiply
    42,192.66x = 63,273.87 × 12,604.98
  4. Step 4: Simplify right side
    42,192.66x = 797,565,865.87
  5. Step 5: Solve for x
    x = 797,565,865.87/42,192.66
  6. Step 6: Final answer
    x = 18,902.95

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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.