Home / 155,481.22-232,938.89-107,995.98

Finding the Fourth Proportional to 155,481.22, 232,938.89 and 107,995.98

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Solution

The fourth proportional to 155,481.22, 232,938.89 and 107,995.98 is: 161,797.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,481.22 : 232,938.89 = 107,995.98 : x
  2. Step 2: Convert to fraction form
    155,481.22/232,938.89 = 107,995.98/x
  3. Step 3: Cross multiply
    155,481.22x = 232,938.89 × 107,995.98
  4. Step 4: Simplify right side
    155,481.22x = 25,156,464,444.19
  5. Step 5: Solve for x
    x = 25,156,464,444.19/155,481.22
  6. Step 6: Final answer
    x = 161,797.45

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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.