Home / 157,121.91-235,683.36-38,793.27

Finding the Fourth Proportional to 157,121.91, 235,683.36 and 38,793.27

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Solution

The fourth proportional to 157,121.91, 235,683.36 and 38,793.27 is: 58,190.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,121.91 : 235,683.36 = 38,793.27 : x
  2. Step 2: Convert to fraction form
    157,121.91/235,683.36 = 38,793.27/x
  3. Step 3: Cross multiply
    157,121.91x = 235,683.36 × 38,793.27
  4. Step 4: Simplify right side
    157,121.91x = 9,142,928,218.99
  5. Step 5: Solve for x
    x = 9,142,928,218.99/157,121.91
  6. Step 6: Final answer
    x = 58,190.03

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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.