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Finding the Fourth Proportional to 175,506.72, 242,198.58 and 94,934.16

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Solution

The fourth proportional to 175,506.72, 242,198.58 and 94,934.16 is: 131,008.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,506.72 : 242,198.58 = 94,934.16 : x
  2. Step 2: Convert to fraction form
    175,506.72/242,198.58 = 94,934.16/x
  3. Step 3: Cross multiply
    175,506.72x = 242,198.58 × 94,934.16
  4. Step 4: Simplify right side
    175,506.72x = 22,992,918,745.49
  5. Step 5: Solve for x
    x = 22,992,918,745.49/175,506.72
  6. Step 6: Final answer
    x = 131,008.77

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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.