Home / 126,342.69-174,353.28-68,982.51

Finding the Fourth Proportional to 126,342.69, 174,353.28 and 68,982.51

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Solution

The fourth proportional to 126,342.69, 174,353.28 and 68,982.51 is: 95,196.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,342.69 : 174,353.28 = 68,982.51 : x
  2. Step 2: Convert to fraction form
    126,342.69/174,353.28 = 68,982.51/x
  3. Step 3: Cross multiply
    126,342.69x = 174,353.28 × 68,982.51
  4. Step 4: Simplify right side
    126,342.69x = 12,027,326,379.75
  5. Step 5: Solve for x
    x = 12,027,326,379.75/126,342.69
  6. Step 6: Final answer
    x = 95,196.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.