Home / 196,169.04-294,209.76-90,974.32

Finding the Fourth Proportional to 196,169.04, 294,209.76 and 90,974.32

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Solution

The fourth proportional to 196,169.04, 294,209.76 and 90,974.32 is: 136,441.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,169.04 : 294,209.76 = 90,974.32 : x
  2. Step 2: Convert to fraction form
    196,169.04/294,209.76 = 90,974.32/x
  3. Step 3: Cross multiply
    196,169.04x = 294,209.76 × 90,974.32
  4. Step 4: Simplify right side
    196,169.04x = 26,765,532,853.36
  5. Step 5: Solve for x
    x = 26,765,532,853.36/196,169.04
  6. Step 6: Final answer
    x = 136,441.17

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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.