Home / 192,498.17-265,680.25-111,972.38

Finding the Fourth Proportional to 192,498.17, 265,680.25 and 111,972.38

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Solution

The fourth proportional to 192,498.17, 265,680.25 and 111,972.38 is: 154,540.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,498.17 : 265,680.25 = 111,972.38 : x
  2. Step 2: Convert to fraction form
    192,498.17/265,680.25 = 111,972.38/x
  3. Step 3: Cross multiply
    192,498.17x = 265,680.25 × 111,972.38
  4. Step 4: Simplify right side
    192,498.17x = 29,748,848,933.01
  5. Step 5: Solve for x
    x = 29,748,848,933.01/192,498.17
  6. Step 6: Final answer
    x = 154,540.94

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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.