Home / 196,119.92-294,209.16-90,949.52

Finding the Fourth Proportional to 196,119.92, 294,209.16 and 90,949.52

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Solution

The fourth proportional to 196,119.92, 294,209.16 and 90,949.52 is: 136,437.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,119.92 : 294,209.16 = 90,949.52 : x
  2. Step 2: Convert to fraction form
    196,119.92/294,209.16 = 90,949.52/x
  3. Step 3: Cross multiply
    196,119.92x = 294,209.16 × 90,949.52
  4. Step 4: Simplify right side
    196,119.92x = 26,758,181,881.60
  5. Step 5: Solve for x
    x = 26,758,181,881.60/196,119.92
  6. Step 6: Final answer
    x = 136,437.86

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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.