Home / 109,181.67-163,772.58-30,295.97

Finding the Fourth Proportional to 109,181.67, 163,772.58 and 30,295.97

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Solution

The fourth proportional to 109,181.67, 163,772.58 and 30,295.97 is: 45,443.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,181.67 : 163,772.58 = 30,295.97 : x
  2. Step 2: Convert to fraction form
    109,181.67/163,772.58 = 30,295.97/x
  3. Step 3: Cross multiply
    109,181.67x = 163,772.58 × 30,295.97
  4. Step 4: Simplify right side
    109,181.67x = 4,961,650,000.62
  5. Step 5: Solve for x
    x = 4,961,650,000.62/109,181.67
  6. Step 6: Final answer
    x = 45,443.98

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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.