Home / 45,593.10-68,388.18-20,633.15

Finding the Fourth Proportional to 45,593.10, 68,388.18 and 20,633.15

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Solution

The fourth proportional to 45,593.10, 68,388.18 and 20,633.15 is: 30,949.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,593.10 : 68,388.18 = 20,633.15 : x
  2. Step 2: Convert to fraction form
    45,593.10/68,388.18 = 20,633.15/x
  3. Step 3: Cross multiply
    45,593.10x = 68,388.18 × 20,633.15
  4. Step 4: Simplify right side
    45,593.10x = 1,411,063,567.16
  5. Step 5: Solve for x
    x = 1,411,063,567.16/45,593.10
  6. Step 6: Final answer
    x = 30,949.06

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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.