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Finding the Fourth Proportional to 236,670.79, 355,177.45 and 92,597.91

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Solution

The fourth proportional to 236,670.79, 355,177.45 and 92,597.91 is: 138,963.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,670.79 : 355,177.45 = 92,597.91 : x
  2. Step 2: Convert to fraction form
    236,670.79/355,177.45 = 92,597.91/x
  3. Step 3: Cross multiply
    236,670.79x = 355,177.45 × 92,597.91
  4. Step 4: Simplify right side
    236,670.79x = 32,888,689,317.63
  5. Step 5: Solve for x
    x = 32,888,689,317.63/236,670.79
  6. Step 6: Final answer
    x = 138,963.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.