Home / 195,837.20-293,755.80-112,893.20

Finding the Fourth Proportional to 195,837.20, 293,755.80 and 112,893.20

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Solution

The fourth proportional to 195,837.20, 293,755.80 and 112,893.20 is: 169,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,837.20 : 293,755.80 = 112,893.20 : x
  2. Step 2: Convert to fraction form
    195,837.20/293,755.80 = 112,893.20/x
  3. Step 3: Cross multiply
    195,837.20x = 293,755.80 × 112,893.20
  4. Step 4: Simplify right side
    195,837.20x = 33,163,032,280.56
  5. Step 5: Solve for x
    x = 33,163,032,280.56/195,837.20
  6. Step 6: Final answer
    x = 169,339.80

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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.