Home / 163,264.74-225,309.36-91,650.24

Finding the Fourth Proportional to 163,264.74, 225,309.36 and 91,650.24

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Solution

The fourth proportional to 163,264.74, 225,309.36 and 91,650.24 is: 126,479.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,264.74 : 225,309.36 = 91,650.24 : x
  2. Step 2: Convert to fraction form
    163,264.74/225,309.36 = 91,650.24/x
  3. Step 3: Cross multiply
    163,264.74x = 225,309.36 × 91,650.24
  4. Step 4: Simplify right side
    163,264.74x = 20,649,656,918.25
  5. Step 5: Solve for x
    x = 20,649,656,918.25/163,264.74
  6. Step 6: Final answer
    x = 126,479.59

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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.