Home / 194,362.03-268,220.06-109,479.09

Finding the Fourth Proportional to 194,362.03, 268,220.06 and 109,479.09

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Solution

The fourth proportional to 194,362.03, 268,220.06 and 109,479.09 is: 151,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,362.03 : 268,220.06 = 109,479.09 : x
  2. Step 2: Convert to fraction form
    194,362.03/268,220.06 = 109,479.09/x
  3. Step 3: Cross multiply
    194,362.03x = 268,220.06 × 109,479.09
  4. Step 4: Simplify right side
    194,362.03x = 29,364,488,957.52
  5. Step 5: Solve for x
    x = 29,364,488,957.52/194,362.03
  6. Step 6: Final answer
    x = 151,081.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.