Home / 155,425.20-233,137.80-61,996.56

Finding the Fourth Proportional to 155,425.20, 233,137.80 and 61,996.56

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Solution

The fourth proportional to 155,425.20, 233,137.80 and 61,996.56 is: 92,994.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,425.20 : 233,137.80 = 61,996.56 : x
  2. Step 2: Convert to fraction form
    155,425.20/233,137.80 = 61,996.56/x
  3. Step 3: Cross multiply
    155,425.20x = 233,137.80 × 61,996.56
  4. Step 4: Simplify right side
    155,425.20x = 14,453,741,605.97
  5. Step 5: Solve for x
    x = 14,453,741,605.97/155,425.20
  6. Step 6: Final answer
    x = 92,994.84

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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.