Home / 108,682.24-162,744.96-64,340.80

Finding the Fourth Proportional to 108,682.24, 162,744.96 and 64,340.80

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Solution

The fourth proportional to 108,682.24, 162,744.96 and 64,340.80 is: 96,346.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,682.24 : 162,744.96 = 64,340.80 : x
  2. Step 2: Convert to fraction form
    108,682.24/162,744.96 = 64,340.80/x
  3. Step 3: Cross multiply
    108,682.24x = 162,744.96 × 64,340.80
  4. Step 4: Simplify right side
    108,682.24x = 10,471,140,922.37
  5. Step 5: Solve for x
    x = 10,471,140,922.37/108,682.24
  6. Step 6: Final answer
    x = 96,346.38

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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.