Home / 126,422.51-174,462.53-69,833.88

Finding the Fourth Proportional to 126,422.51, 174,462.53 and 69,833.88

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Solution

The fourth proportional to 126,422.51, 174,462.53 and 69,833.88 is: 96,370.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,422.51 : 174,462.53 = 69,833.88 : x
  2. Step 2: Convert to fraction form
    126,422.51/174,462.53 = 69,833.88/x
  3. Step 3: Cross multiply
    126,422.51x = 174,462.53 × 69,833.88
  4. Step 4: Simplify right side
    126,422.51x = 12,183,395,035.35
  5. Step 5: Solve for x
    x = 12,183,395,035.35/126,422.51
  6. Step 6: Final answer
    x = 96,370.46

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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.