Home / 172,895.10-259,238.97-67,588.62

Finding the Fourth Proportional to 172,895.10, 259,238.97 and 67,588.62

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Solution

The fourth proportional to 172,895.10, 259,238.97 and 67,588.62 is: 101,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,895.10 : 259,238.97 = 67,588.62 : x
  2. Step 2: Convert to fraction form
    172,895.10/259,238.97 = 67,588.62/x
  3. Step 3: Cross multiply
    172,895.10x = 259,238.97 × 67,588.62
  4. Step 4: Simplify right side
    172,895.10x = 17,521,604,232.52
  5. Step 5: Solve for x
    x = 17,521,604,232.52/172,895.10
  6. Step 6: Final answer
    x = 101,342.40

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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.