Home / 45,588.96-68,361.54-21,553.25

Finding the Fourth Proportional to 45,588.96, 68,361.54 and 21,553.25

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Solution

The fourth proportional to 45,588.96, 68,361.54 and 21,553.25 is: 32,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,588.96 : 68,361.54 = 21,553.25 : x
  2. Step 2: Convert to fraction form
    45,588.96/68,361.54 = 21,553.25/x
  3. Step 3: Cross multiply
    45,588.96x = 68,361.54 × 21,553.25
  4. Step 4: Simplify right side
    45,588.96x = 1,473,413,020.20
  5. Step 5: Solve for x
    x = 1,473,413,020.20/45,588.96
  6. Step 6: Final answer
    x = 32,319.51

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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.