Home / 277,005.26-415,179.84-127,119.22

Finding the Fourth Proportional to 277,005.26, 415,179.84 and 127,119.22

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Solution

The fourth proportional to 277,005.26, 415,179.84 and 127,119.22 is: 190,528.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,005.26 : 415,179.84 = 127,119.22 : x
  2. Step 2: Convert to fraction form
    277,005.26/415,179.84 = 127,119.22/x
  3. Step 3: Cross multiply
    277,005.26x = 415,179.84 × 127,119.22
  4. Step 4: Simplify right side
    277,005.26x = 52,777,337,420.52
  5. Step 5: Solve for x
    x = 52,777,337,420.52/277,005.26
  6. Step 6: Final answer
    x = 190,528.29

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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.