Home / 168,087.06-252,160.56-55,774.02

Finding the Fourth Proportional to 168,087.06, 252,160.56 and 55,774.02

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Solution

The fourth proportional to 168,087.06, 252,160.56 and 55,774.02 is: 83,670.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,087.06 : 252,160.56 = 55,774.02 : x
  2. Step 2: Convert to fraction form
    168,087.06/252,160.56 = 55,774.02/x
  3. Step 3: Cross multiply
    168,087.06x = 252,160.56 × 55,774.02
  4. Step 4: Simplify right side
    168,087.06x = 14,064,008,116.65
  5. Step 5: Solve for x
    x = 14,064,008,116.65/168,087.06
  6. Step 6: Final answer
    x = 83,670.97

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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.