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Finding the Fourth Proportional to 176,906.82, 242,758.32 and 160,868.82

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Solution

The fourth proportional to 176,906.82, 242,758.32 and 160,868.82 is: 220,750.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,906.82 : 242,758.32 = 160,868.82 : x
  2. Step 2: Convert to fraction form
    176,906.82/242,758.32 = 160,868.82/x
  3. Step 3: Cross multiply
    176,906.82x = 242,758.32 × 160,868.82
  4. Step 4: Simplify right side
    176,906.82x = 39,052,244,483.58
  5. Step 5: Solve for x
    x = 39,052,244,483.58/176,906.82
  6. Step 6: Final answer
    x = 220,750.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.