Home / 192,126.38-265,190.72-111,590.11

Finding the Fourth Proportional to 192,126.38, 265,190.72 and 111,590.11

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Solution

The fourth proportional to 192,126.38, 265,190.72 and 111,590.11 is: 154,027.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,126.38 : 265,190.72 = 111,590.11 : x
  2. Step 2: Convert to fraction form
    192,126.38/265,190.72 = 111,590.11/x
  3. Step 3: Cross multiply
    192,126.38x = 265,190.72 × 111,590.11
  4. Step 4: Simplify right side
    192,126.38x = 29,592,660,394.85
  5. Step 5: Solve for x
    x = 29,592,660,394.85/192,126.38
  6. Step 6: Final answer
    x = 154,027.05

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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.