Home / 124,770.56-172,183.28-68,181.93

Finding the Fourth Proportional to 124,770.56, 172,183.28 and 68,181.93

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Solution

The fourth proportional to 124,770.56, 172,183.28 and 68,181.93 is: 94,091.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,770.56 : 172,183.28 = 68,181.93 : x
  2. Step 2: Convert to fraction form
    124,770.56/172,183.28 = 68,181.93/x
  3. Step 3: Cross multiply
    124,770.56x = 172,183.28 × 68,181.93
  4. Step 4: Simplify right side
    124,770.56x = 11,739,788,003.22
  5. Step 5: Solve for x
    x = 11,739,788,003.22/124,770.56
  6. Step 6: Final answer
    x = 94,091.01

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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.