Home / 108,272.27-162,408.41-52,820.75

Finding the Fourth Proportional to 108,272.27, 162,408.41 and 52,820.75

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Solution

The fourth proportional to 108,272.27, 162,408.41 and 52,820.75 is: 79,231.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,272.27 : 162,408.41 = 52,820.75 : x
  2. Step 2: Convert to fraction form
    108,272.27/162,408.41 = 52,820.75/x
  3. Step 3: Cross multiply
    108,272.27x = 162,408.41 × 52,820.75
  4. Step 4: Simplify right side
    108,272.27x = 8,578,533,758.40
  5. Step 5: Solve for x
    x = 8,578,533,758.40/108,272.27
  6. Step 6: Final answer
    x = 79,231.13

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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.