Home / 167,953.20-231,758.24-103,412.20

Finding the Fourth Proportional to 167,953.20, 231,758.24 and 103,412.20

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Solution

The fourth proportional to 167,953.20, 231,758.24 and 103,412.20 is: 142,698.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,953.20 : 231,758.24 = 103,412.20 : x
  2. Step 2: Convert to fraction form
    167,953.20/231,758.24 = 103,412.20/x
  3. Step 3: Cross multiply
    167,953.20x = 231,758.24 × 103,412.20
  4. Step 4: Simplify right side
    167,953.20x = 23,966,629,466.53
  5. Step 5: Solve for x
    x = 23,966,629,466.53/167,953.20
  6. Step 6: Final answer
    x = 142,698.26

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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.