Home / 151,525.08-209,106.09-83,544.48

Finding the Fourth Proportional to 151,525.08, 209,106.09 and 83,544.48

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Solution

The fourth proportional to 151,525.08, 209,106.09 and 83,544.48 is: 115,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,525.08 : 209,106.09 = 83,544.48 : x
  2. Step 2: Convert to fraction form
    151,525.08/209,106.09 = 83,544.48/x
  3. Step 3: Cross multiply
    151,525.08x = 209,106.09 × 83,544.48
  4. Step 4: Simplify right side
    151,525.08x = 17,469,659,553.88
  5. Step 5: Solve for x
    x = 17,469,659,553.88/151,525.08
  6. Step 6: Final answer
    x = 115,292.20

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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.