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Finding the Fourth Proportional to 192,077, 265,068.66 and 111,507.92

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Solution

The fourth proportional to 192,077, 265,068.66 and 111,507.92 is: 153,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,077 : 265,068.66 = 111,507.92 : x
  2. Step 2: Convert to fraction form
    192,077/265,068.66 = 111,507.92/x
  3. Step 3: Cross multiply
    192,077x = 265,068.66 × 111,507.92
  4. Step 4: Simplify right side
    192,077x = 29,557,254,933.79
  5. Step 5: Solve for x
    x = 29,557,254,933.79/192,077
  6. Step 6: Final answer
    x = 153,882.32

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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.