Home / 225,999.35-338,961.95-83,811.24

Finding the Fourth Proportional to 225,999.35, 338,961.95 and 83,811.24

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Solution

The fourth proportional to 225,999.35, 338,961.95 and 83,811.24 is: 125,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,999.35 : 338,961.95 = 83,811.24 : x
  2. Step 2: Convert to fraction form
    225,999.35/338,961.95 = 83,811.24/x
  3. Step 3: Cross multiply
    225,999.35x = 338,961.95 × 83,811.24
  4. Step 4: Simplify right side
    225,999.35x = 28,408,821,342.32
  5. Step 5: Solve for x
    x = 28,408,821,342.32/225,999.35
  6. Step 6: Final answer
    x = 125,703.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.