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Finding the Fourth Proportional to 177,863.34, 266,795.44 and 72,682.32

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Solution

The fourth proportional to 177,863.34, 266,795.44 and 72,682.32 is: 109,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,863.34 : 266,795.44 = 72,682.32 : x
  2. Step 2: Convert to fraction form
    177,863.34/266,795.44 = 72,682.32/x
  3. Step 3: Cross multiply
    177,863.34x = 266,795.44 × 72,682.32
  4. Step 4: Simplify right side
    177,863.34x = 19,391,311,544.62
  5. Step 5: Solve for x
    x = 19,391,311,544.62/177,863.34
  6. Step 6: Final answer
    x = 109,023.66

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1.5x scale

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.