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Finding the Fourth Proportional to 161,657.52, 242,525.28 and 50,849.52

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Solution

The fourth proportional to 161,657.52, 242,525.28 and 50,849.52 is: 76,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,657.52 : 242,525.28 = 50,849.52 : x
  2. Step 2: Convert to fraction form
    161,657.52/242,525.28 = 50,849.52/x
  3. Step 3: Cross multiply
    161,657.52x = 242,525.28 × 50,849.52
  4. Step 4: Simplify right side
    161,657.52x = 12,332,294,075.87
  5. Step 5: Solve for x
    x = 12,332,294,075.87/161,657.52
  6. Step 6: Final answer
    x = 76,286.55

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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.