Home / 167,555.94-251,280.58-55,215.20

Finding the Fourth Proportional to 167,555.94, 251,280.58 and 55,215.20

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Solution

The fourth proportional to 167,555.94, 251,280.58 and 55,215.20 is: 82,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,555.94 : 251,280.58 = 55,215.20 : x
  2. Step 2: Convert to fraction form
    167,555.94/251,280.58 = 55,215.20/x
  3. Step 3: Cross multiply
    167,555.94x = 251,280.58 × 55,215.20
  4. Step 4: Simplify right side
    167,555.94x = 13,874,507,480.82
  5. Step 5: Solve for x
    x = 13,874,507,480.82/167,555.94
  6. Step 6: Final answer
    x = 82,805.23

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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.