Home / 146,225.25-201,791.45-79,157.25

Finding the Fourth Proportional to 146,225.25, 201,791.45 and 79,157.25

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Solution

The fourth proportional to 146,225.25, 201,791.45 and 79,157.25 is: 109,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,225.25 : 201,791.45 = 79,157.25 : x
  2. Step 2: Convert to fraction form
    146,225.25/201,791.45 = 79,157.25/x
  3. Step 3: Cross multiply
    146,225.25x = 201,791.45 × 79,157.25
  4. Step 4: Simplify right side
    146,225.25x = 15,973,256,453.41
  5. Step 5: Solve for x
    x = 15,973,256,453.41/146,225.25
  6. Step 6: Final answer
    x = 109,237.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.