Home / 108,025.50-162,037.77-29,147.58

Finding the Fourth Proportional to 108,025.50, 162,037.77 and 29,147.58

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Solution

The fourth proportional to 108,025.50, 162,037.77 and 29,147.58 is: 43,721.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,025.50 : 162,037.77 = 29,147.58 : x
  2. Step 2: Convert to fraction form
    108,025.50/162,037.77 = 29,147.58/x
  3. Step 3: Cross multiply
    108,025.50x = 162,037.77 × 29,147.58
  4. Step 4: Simplify right side
    108,025.50x = 4,723,008,864.10
  5. Step 5: Solve for x
    x = 4,723,008,864.10/108,025.50
  6. Step 6: Final answer
    x = 43,721.24

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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.