Home / 108,217.62-162,239.00-45,085.32

Finding the Fourth Proportional to 108,217.62, 162,239.00 and 45,085.32

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Solution

The fourth proportional to 108,217.62, 162,239.00 and 45,085.32 is: 67,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,217.62 : 162,239.00 = 45,085.32 : x
  2. Step 2: Convert to fraction form
    108,217.62/162,239.00 = 45,085.32/x
  3. Step 3: Cross multiply
    108,217.62x = 162,239.00 × 45,085.32
  4. Step 4: Simplify right side
    108,217.62x = 7,314,597,006.05
  5. Step 5: Solve for x
    x = 7,314,597,006.05/108,217.62
  6. Step 6: Final answer
    x = 67,591.55

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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.