Home / 126,568.08-174,648.68-69,971.76

Finding the Fourth Proportional to 126,568.08, 174,648.68 and 69,971.76

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Solution

The fourth proportional to 126,568.08, 174,648.68 and 69,971.76 is: 96,552.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,568.08 : 174,648.68 = 69,971.76 : x
  2. Step 2: Convert to fraction form
    126,568.08/174,648.68 = 69,971.76/x
  3. Step 3: Cross multiply
    126,568.08x = 174,648.68 × 69,971.76
  4. Step 4: Simplify right side
    126,568.08x = 12,220,475,521.28
  5. Step 5: Solve for x
    x = 12,220,475,521.28/126,568.08
  6. Step 6: Final answer
    x = 96,552.59

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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.