Home / 82,669.96-124,024.38-25,741.24

Finding the Fourth Proportional to 82,669.96, 124,024.38 and 25,741.24

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Solution

The fourth proportional to 82,669.96, 124,024.38 and 25,741.24 is: 38,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,669.96 : 124,024.38 = 25,741.24 : x
  2. Step 2: Convert to fraction form
    82,669.96/124,024.38 = 25,741.24/x
  3. Step 3: Cross multiply
    82,669.96x = 124,024.38 × 25,741.24
  4. Step 4: Simplify right side
    82,669.96x = 3,192,541,331.43
  5. Step 5: Solve for x
    x = 3,192,541,331.43/82,669.96
  6. Step 6: Final answer
    x = 38,617.91

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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.