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Finding the Fourth Proportional to 236,923.63, 355,333.04 and 68,407.39

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Solution

The fourth proportional to 236,923.63, 355,333.04 and 68,407.39 is: 102,595.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,923.63 : 355,333.04 = 68,407.39 : x
  2. Step 2: Convert to fraction form
    236,923.63/355,333.04 = 68,407.39/x
  3. Step 3: Cross multiply
    236,923.63x = 355,333.04 × 68,407.39
  4. Step 4: Simplify right side
    236,923.63x = 24,307,404,070.50
  5. Step 5: Solve for x
    x = 24,307,404,070.50/236,923.63
  6. Step 6: Final answer
    x = 102,595.95

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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.