Home / 172,683.24-259,059.42-54,372.84

Finding the Fourth Proportional to 172,683.24, 259,059.42 and 54,372.84

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Solution

The fourth proportional to 172,683.24, 259,059.42 and 54,372.84 is: 81,570.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,683.24 : 259,059.42 = 54,372.84 : x
  2. Step 2: Convert to fraction form
    172,683.24/259,059.42 = 54,372.84/x
  3. Step 3: Cross multiply
    172,683.24x = 259,059.42 × 54,372.84
  4. Step 4: Simplify right side
    172,683.24x = 14,085,796,394.15
  5. Step 5: Solve for x
    x = 14,085,796,394.15/172,683.24
  6. Step 6: Final answer
    x = 81,570.14

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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.