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Finding the Fourth Proportional to 236,950.72, 355,426.08 and 94,859.96

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Solution

The fourth proportional to 236,950.72, 355,426.08 and 94,859.96 is: 142,289.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,950.72 : 355,426.08 = 94,859.96 : x
  2. Step 2: Convert to fraction form
    236,950.72/355,426.08 = 94,859.96/x
  3. Step 3: Cross multiply
    236,950.72x = 355,426.08 × 94,859.96
  4. Step 4: Simplify right side
    236,950.72x = 33,715,703,731.76
  5. Step 5: Solve for x
    x = 33,715,703,731.76/236,950.72
  6. Step 6: Final answer
    x = 142,289.94

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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.