Home / 157,028.31-235,453.24-107,168.81

Finding the Fourth Proportional to 157,028.31, 235,453.24 and 107,168.81

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Solution

The fourth proportional to 157,028.31, 235,453.24 and 107,168.81 is: 160,692.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,028.31 : 235,453.24 = 107,168.81 : x
  2. Step 2: Convert to fraction form
    157,028.31/235,453.24 = 107,168.81/x
  3. Step 3: Cross multiply
    157,028.31x = 235,453.24 × 107,168.81
  4. Step 4: Simplify right side
    157,028.31x = 25,233,243,273.52
  5. Step 5: Solve for x
    x = 25,233,243,273.52/157,028.31
  6. Step 6: Final answer
    x = 160,692.32

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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.