Home / 161,118.41-241,702.20-82,189.58

Finding the Fourth Proportional to 161,118.41, 241,702.20 and 82,189.58

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Solution

The fourth proportional to 161,118.41, 241,702.20 and 82,189.58 is: 123,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,118.41 : 241,702.20 = 82,189.58 : x
  2. Step 2: Convert to fraction form
    161,118.41/241,702.20 = 82,189.58/x
  3. Step 3: Cross multiply
    161,118.41x = 241,702.20 × 82,189.58
  4. Step 4: Simplify right side
    161,118.41x = 19,865,401,094.57
  5. Step 5: Solve for x
    x = 19,865,401,094.57/161,118.41
  6. Step 6: Final answer
    x = 123,296.91

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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.