Home / 108,036.20-162,054.30-29,150.43

Finding the Fourth Proportional to 108,036.20, 162,054.30 and 29,150.43

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Solution

The fourth proportional to 108,036.20, 162,054.30 and 29,150.43 is: 43,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,036.20 : 162,054.30 = 29,150.43 : x
  2. Step 2: Convert to fraction form
    108,036.20/162,054.30 = 29,150.43/x
  3. Step 3: Cross multiply
    108,036.20x = 162,054.30 × 29,150.43
  4. Step 4: Simplify right side
    108,036.20x = 4,723,951,920.65
  5. Step 5: Solve for x
    x = 4,723,951,920.65/108,036.20
  6. Step 6: Final answer
    x = 43,725.64

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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.