Home / 167,328.48-231,021.36-103,734.24

Finding the Fourth Proportional to 167,328.48, 231,021.36 and 103,734.24

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Solution

The fourth proportional to 167,328.48, 231,021.36 and 103,734.24 is: 143,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,328.48 : 231,021.36 = 103,734.24 : x
  2. Step 2: Convert to fraction form
    167,328.48/231,021.36 = 103,734.24/x
  3. Step 3: Cross multiply
    167,328.48x = 231,021.36 × 103,734.24
  4. Step 4: Simplify right side
    167,328.48x = 23,964,825,203.37
  5. Step 5: Solve for x
    x = 23,964,825,203.37/167,328.48
  6. Step 6: Final answer
    x = 143,220.24

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1.5x scale

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.