Home / 45,896.03-68,830.80-12,617.18

Finding the Fourth Proportional to 45,896.03, 68,830.80 and 12,617.18

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Solution

The fourth proportional to 45,896.03, 68,830.80 and 12,617.18 is: 18,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,896.03 : 68,830.80 = 12,617.18 : x
  2. Step 2: Convert to fraction form
    45,896.03/68,830.80 = 12,617.18/x
  3. Step 3: Cross multiply
    45,896.03x = 68,830.80 × 12,617.18
  4. Step 4: Simplify right side
    45,896.03x = 868,450,593.14
  5. Step 5: Solve for x
    x = 868,450,593.14/45,896.03
  6. Step 6: Final answer
    x = 18,922.13

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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.