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Finding the Fourth Proportional to 236,369.95, 354,500.85 and 67,888.95

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Solution

The fourth proportional to 236,369.95, 354,500.85 and 67,888.95 is: 101,817.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,369.95 : 354,500.85 = 67,888.95 : x
  2. Step 2: Convert to fraction form
    236,369.95/354,500.85 = 67,888.95/x
  3. Step 3: Cross multiply
    236,369.95x = 354,500.85 × 67,888.95
  4. Step 4: Simplify right side
    236,369.95x = 24,066,690,480.61
  5. Step 5: Solve for x
    x = 24,066,690,480.61/236,369.95
  6. Step 6: Final answer
    x = 101,817.89

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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.