Home / 167,821.04-251,697.80-82,396.02

Finding the Fourth Proportional to 167,821.04, 251,697.80 and 82,396.02

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Solution

The fourth proportional to 167,821.04, 251,697.80 and 82,396.02 is: 123,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,821.04 : 251,697.80 = 82,396.02 : x
  2. Step 2: Convert to fraction form
    167,821.04/251,697.80 = 82,396.02/x
  3. Step 3: Cross multiply
    167,821.04x = 251,697.80 × 82,396.02
  4. Step 4: Simplify right side
    167,821.04x = 20,738,896,962.76
  5. Step 5: Solve for x
    x = 20,738,896,962.76/167,821.04
  6. Step 6: Final answer
    x = 123,577.45

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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.