Home / 107,372.08-161,025.72-45,028.72

Finding the Fourth Proportional to 107,372.08, 161,025.72 and 45,028.72

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Solution

The fourth proportional to 107,372.08, 161,025.72 and 45,028.72 is: 67,529.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,372.08 : 161,025.72 = 45,028.72 : x
  2. Step 2: Convert to fraction form
    107,372.08/161,025.72 = 45,028.72/x
  3. Step 3: Cross multiply
    107,372.08x = 161,025.72 × 45,028.72
  4. Step 4: Simplify right side
    107,372.08x = 7,250,782,058.68
  5. Step 5: Solve for x
    x = 7,250,782,058.68/107,372.08
  6. Step 6: Final answer
    x = 67,529.49

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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.