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Finding the Fourth Proportional to 192,001.77, 264,962.61 and 107,118.86

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Solution

The fourth proportional to 192,001.77, 264,962.61 and 107,118.86 is: 147,824.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,001.77 : 264,962.61 = 107,118.86 : x
  2. Step 2: Convert to fraction form
    192,001.77/264,962.61 = 107,118.86/x
  3. Step 3: Cross multiply
    192,001.77x = 264,962.61 × 107,118.86
  4. Step 4: Simplify right side
    192,001.77x = 28,382,492,725.82
  5. Step 5: Solve for x
    x = 28,382,492,725.82/192,001.77
  6. Step 6: Final answer
    x = 147,824.12

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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.