Home / 193,943.52-290,946.24-67,620.09

Finding the Fourth Proportional to 193,943.52, 290,946.24 and 67,620.09

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Solution

The fourth proportional to 193,943.52, 290,946.24 and 67,620.09 is: 101,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,943.52 : 290,946.24 = 67,620.09 : x
  2. Step 2: Convert to fraction form
    193,943.52/290,946.24 = 67,620.09/x
  3. Step 3: Cross multiply
    193,943.52x = 290,946.24 × 67,620.09
  4. Step 4: Simplify right side
    193,943.52x = 19,673,810,933.96
  5. Step 5: Solve for x
    x = 19,673,810,933.96/193,943.52
  6. Step 6: Final answer
    x = 101,440.93

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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.