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Finding the Fourth Proportional to 235,596.88, 353,320.44 and 77,795.92

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Solution

The fourth proportional to 235,596.88, 353,320.44 and 77,795.92 is: 116,669.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,596.88 : 353,320.44 = 77,795.92 : x
  2. Step 2: Convert to fraction form
    235,596.88/353,320.44 = 77,795.92/x
  3. Step 3: Cross multiply
    235,596.88x = 353,320.44 × 77,795.92
  4. Step 4: Simplify right side
    235,596.88x = 27,486,888,684.60
  5. Step 5: Solve for x
    x = 27,486,888,684.60/235,596.88
  6. Step 6: Final answer
    x = 116,669.15

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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.