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Finding the Fourth Proportional to 171,262.94, 236,339.46 and 94,777.57

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Solution

The fourth proportional to 171,262.94, 236,339.46 and 94,777.57 is: 130,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,262.94 : 236,339.46 = 94,777.57 : x
  2. Step 2: Convert to fraction form
    171,262.94/236,339.46 = 94,777.57/x
  3. Step 3: Cross multiply
    171,262.94x = 236,339.46 × 94,777.57
  4. Step 4: Simplify right side
    171,262.94x = 22,399,679,713.91
  5. Step 5: Solve for x
    x = 22,399,679,713.91/171,262.94
  6. Step 6: Final answer
    x = 130,791.17

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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.