Home / 126,495.27-174,556.62-69,903

Finding the Fourth Proportional to 126,495.27, 174,556.62 and 69,903

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Solution

The fourth proportional to 126,495.27, 174,556.62 and 69,903 is: 96,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,495.27 : 174,556.62 = 69,903 : x
  2. Step 2: Convert to fraction form
    126,495.27/174,556.62 = 69,903/x
  3. Step 3: Cross multiply
    126,495.27x = 174,556.62 × 69,903
  4. Step 4: Simplify right side
    126,495.27x = 12,202,031,407.86
  5. Step 5: Solve for x
    x = 12,202,031,407.86/126,495.27
  6. Step 6: Final answer
    x = 96,462.35

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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.