Home / 172,449.18-237,977.43-96,997.50

Finding the Fourth Proportional to 172,449.18, 237,977.43 and 96,997.50

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Solution

The fourth proportional to 172,449.18, 237,977.43 and 96,997.50 is: 133,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,449.18 : 237,977.43 = 96,997.50 : x
  2. Step 2: Convert to fraction form
    172,449.18/237,977.43 = 96,997.50/x
  3. Step 3: Cross multiply
    172,449.18x = 237,977.43 × 96,997.50
  4. Step 4: Simplify right side
    172,449.18x = 23,083,215,766.43
  5. Step 5: Solve for x
    x = 23,083,215,766.43/172,449.18
  6. Step 6: Final answer
    x = 133,855.18

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1.5x scale

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.