Home / 172,328.14-258,492.24-53,999.44

Finding the Fourth Proportional to 172,328.14, 258,492.24 and 53,999.44

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Solution

The fourth proportional to 172,328.14, 258,492.24 and 53,999.44 is: 80,999.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,328.14 : 258,492.24 = 53,999.44 : x
  2. Step 2: Convert to fraction form
    172,328.14/258,492.24 = 53,999.44/x
  3. Step 3: Cross multiply
    172,328.14x = 258,492.24 × 53,999.44
  4. Step 4: Simplify right side
    172,328.14x = 13,958,436,204.35
  5. Step 5: Solve for x
    x = 13,958,436,204.35/172,328.14
  6. Step 6: Final answer
    x = 80,999.17

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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.