Home / 192,906.06-266,302.62-128,482.44

Finding the Fourth Proportional to 192,906.06, 266,302.62 and 128,482.44

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Solution

The fourth proportional to 192,906.06, 266,302.62 and 128,482.44 is: 177,367.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,906.06 : 266,302.62 = 128,482.44 : x
  2. Step 2: Convert to fraction form
    192,906.06/266,302.62 = 128,482.44/x
  3. Step 3: Cross multiply
    192,906.06x = 266,302.62 × 128,482.44
  4. Step 4: Simplify right side
    192,906.06x = 34,215,210,395.99
  5. Step 5: Solve for x
    x = 34,215,210,395.99/192,906.06
  6. Step 6: Final answer
    x = 177,367.21

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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.