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Finding the Fourth Proportional to 204,662.79, 282,357.02 and 124,060.91

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Solution

The fourth proportional to 204,662.79, 282,357.02 and 124,060.91 is: 171,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,662.79 : 282,357.02 = 124,060.91 : x
  2. Step 2: Convert to fraction form
    204,662.79/282,357.02 = 124,060.91/x
  3. Step 3: Cross multiply
    204,662.79x = 282,357.02 × 124,060.91
  4. Step 4: Simplify right side
    204,662.79x = 35,029,466,814.00
  5. Step 5: Solve for x
    x = 35,029,466,814.00/204,662.79
  6. Step 6: Final answer
    x = 171,156.99

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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.