Home / 69,586.80-104,381.32-16,997.20

Finding the Fourth Proportional to 69,586.80, 104,381.32 and 16,997.20

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Solution

The fourth proportional to 69,586.80, 104,381.32 and 16,997.20 is: 25,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,586.80 : 104,381.32 = 16,997.20 : x
  2. Step 2: Convert to fraction form
    69,586.80/104,381.32 = 16,997.20/x
  3. Step 3: Cross multiply
    69,586.80x = 104,381.32 × 16,997.20
  4. Step 4: Simplify right side
    69,586.80x = 1,774,190,172.30
  5. Step 5: Solve for x
    x = 1,774,190,172.30/69,586.80
  6. Step 6: Final answer
    x = 25,496.07

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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.