Home / 222,910.08-307,615.92-127,418.84

Finding the Fourth Proportional to 222,910.08, 307,615.92 and 127,418.84

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Solution

The fourth proportional to 222,910.08, 307,615.92 and 127,418.84 is: 175,838.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,910.08 : 307,615.92 = 127,418.84 : x
  2. Step 2: Convert to fraction form
    222,910.08/307,615.92 = 127,418.84/x
  3. Step 3: Cross multiply
    222,910.08x = 307,615.92 × 127,418.84
  4. Step 4: Simplify right side
    222,910.08x = 39,196,063,691.93
  5. Step 5: Solve for x
    x = 39,196,063,691.93/222,910.08
  6. Step 6: Final answer
    x = 175,838.00

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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.