Home / 108,170.04-162,255.19-28,207.94

Finding the Fourth Proportional to 108,170.04, 162,255.19 and 28,207.94

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Solution

The fourth proportional to 108,170.04, 162,255.19 and 28,207.94 is: 42,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,170.04 : 162,255.19 = 28,207.94 : x
  2. Step 2: Convert to fraction form
    108,170.04/162,255.19 = 28,207.94/x
  3. Step 3: Cross multiply
    108,170.04x = 162,255.19 × 28,207.94
  4. Step 4: Simplify right side
    108,170.04x = 4,576,884,664.21
  5. Step 5: Solve for x
    x = 4,576,884,664.21/108,170.04
  6. Step 6: Final answer
    x = 42,311.94

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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.