Home / 146,538.20-219,224.10-127,033.40

Finding the Fourth Proportional to 146,538.20, 219,224.10 and 127,033.40

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Solution

The fourth proportional to 146,538.20, 219,224.10 and 127,033.40 is: 190,044.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,538.20 : 219,224.10 = 127,033.40 : x
  2. Step 2: Convert to fraction form
    146,538.20/219,224.10 = 127,033.40/x
  3. Step 3: Cross multiply
    146,538.20x = 219,224.10 × 127,033.40
  4. Step 4: Simplify right side
    146,538.20x = 27,848,782,784.94
  5. Step 5: Solve for x
    x = 27,848,782,784.94/146,538.20
  6. Step 6: Final answer
    x = 190,044.53

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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.