Home / 45,617.68-68,333.88-38,201.20

Finding the Fourth Proportional to 45,617.68, 68,333.88 and 38,201.20

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Solution

The fourth proportional to 45,617.68, 68,333.88 and 38,201.20 is: 57,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,617.68 : 68,333.88 = 38,201.20 : x
  2. Step 2: Convert to fraction form
    45,617.68/68,333.88 = 38,201.20/x
  3. Step 3: Cross multiply
    45,617.68x = 68,333.88 × 38,201.20
  4. Step 4: Simplify right side
    45,617.68x = 2,610,436,216.66
  5. Step 5: Solve for x
    x = 2,610,436,216.66/45,617.68
  6. Step 6: Final answer
    x = 57,224.22

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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.