Home / 126,310.41-174,308.33-69,721.77

Finding the Fourth Proportional to 126,310.41, 174,308.33 and 69,721.77

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Solution

The fourth proportional to 126,310.41, 174,308.33 and 69,721.77 is: 96,216.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,310.41 : 174,308.33 = 69,721.77 : x
  2. Step 2: Convert to fraction form
    126,310.41/174,308.33 = 69,721.77/x
  3. Step 3: Cross multiply
    126,310.41x = 174,308.33 × 69,721.77
  4. Step 4: Simplify right side
    126,310.41x = 12,153,085,293.34
  5. Step 5: Solve for x
    x = 12,153,085,293.34/126,310.41
  6. Step 6: Final answer
    x = 96,216.02

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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.