Home / 108,286.16-162,409.44-49,107.56

Finding the Fourth Proportional to 108,286.16, 162,409.44 and 49,107.56

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Solution

The fourth proportional to 108,286.16, 162,409.44 and 49,107.56 is: 73,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,286.16 : 162,409.44 = 49,107.56 : x
  2. Step 2: Convert to fraction form
    108,286.16/162,409.44 = 49,107.56/x
  3. Step 3: Cross multiply
    108,286.16x = 162,409.44 × 49,107.56
  4. Step 4: Simplify right side
    108,286.16x = 7,975,531,319.37
  5. Step 5: Solve for x
    x = 7,975,531,319.37/108,286.16
  6. Step 6: Final answer
    x = 73,652.36

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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.