Home / 157,028.04-235,452.66-107,168.54

Finding the Fourth Proportional to 157,028.04, 235,452.66 and 107,168.54

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Solution

The fourth proportional to 157,028.04, 235,452.66 and 107,168.54 is: 160,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,028.04 : 235,452.66 = 107,168.54 : x
  2. Step 2: Convert to fraction form
    157,028.04/235,452.66 = 107,168.54/x
  3. Step 3: Cross multiply
    157,028.04x = 235,452.66 × 107,168.54
  4. Step 4: Simplify right side
    157,028.04x = 25,233,117,811.32
  5. Step 5: Solve for x
    x = 25,233,117,811.32/157,028.04
  6. Step 6: Final answer
    x = 160,691.80

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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.