Home / 174,342.31-261,098.24-121,087.44

Finding the Fourth Proportional to 174,342.31, 261,098.24 and 121,087.44

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Solution

The fourth proportional to 174,342.31, 261,098.24 and 121,087.44 is: 181,342.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,342.31 : 261,098.24 = 121,087.44 : x
  2. Step 2: Convert to fraction form
    174,342.31/261,098.24 = 121,087.44/x
  3. Step 3: Cross multiply
    174,342.31x = 261,098.24 × 121,087.44
  4. Step 4: Simplify right side
    174,342.31x = 31,615,716,864.67
  5. Step 5: Solve for x
    x = 31,615,716,864.67/174,342.31
  6. Step 6: Final answer
    x = 181,342.77

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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.