Home / 108,378.10-162,567.39-58,481.71

Finding the Fourth Proportional to 108,378.10, 162,567.39 and 58,481.71

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Solution

The fourth proportional to 108,378.10, 162,567.39 and 58,481.71 is: 87,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,378.10 : 162,567.39 = 58,481.71 : x
  2. Step 2: Convert to fraction form
    108,378.10/162,567.39 = 58,481.71/x
  3. Step 3: Cross multiply
    108,378.10x = 162,567.39 × 58,481.71
  4. Step 4: Simplify right side
    108,378.10x = 9,507,218,957.44
  5. Step 5: Solve for x
    x = 9,507,218,957.44/108,378.10
  6. Step 6: Final answer
    x = 87,722.69

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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.