Home / 108,458.24-162,627-33,557.54

Finding the Fourth Proportional to 108,458.24, 162,627 and 33,557.54

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Solution

The fourth proportional to 108,458.24, 162,627 and 33,557.54 is: 50,317.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,458.24 : 162,627 = 33,557.54 : x
  2. Step 2: Convert to fraction form
    108,458.24/162,627 = 33,557.54/x
  3. Step 3: Cross multiply
    108,458.24x = 162,627 × 33,557.54
  4. Step 4: Simplify right side
    108,458.24x = 5,457,362,057.58
  5. Step 5: Solve for x
    x = 5,457,362,057.58/108,458.24
  6. Step 6: Final answer
    x = 50,317.63

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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.