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Finding the Fourth Proportional to 160,992.45, 241,480.89 and 61,144.86

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Solution

The fourth proportional to 160,992.45, 241,480.89 and 61,144.86 is: 91,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,992.45 : 241,480.89 = 61,144.86 : x
  2. Step 2: Convert to fraction form
    160,992.45/241,480.89 = 61,144.86/x
  3. Step 3: Cross multiply
    160,992.45x = 241,480.89 × 61,144.86
  4. Step 4: Simplify right side
    160,992.45x = 14,765,314,206.58
  5. Step 5: Solve for x
    x = 14,765,314,206.58/160,992.45
  6. Step 6: Final answer
    x = 91,714.32

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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.