Home / 115,442.82-173,190.21-40,568.13

Finding the Fourth Proportional to 115,442.82, 173,190.21 and 40,568.13

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Solution

The fourth proportional to 115,442.82, 173,190.21 and 40,568.13 is: 60,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,442.82 : 173,190.21 = 40,568.13 : x
  2. Step 2: Convert to fraction form
    115,442.82/173,190.21 = 40,568.13/x
  3. Step 3: Cross multiply
    115,442.82x = 173,190.21 × 40,568.13
  4. Step 4: Simplify right side
    115,442.82x = 7,026,002,954.01
  5. Step 5: Solve for x
    x = 7,026,002,954.01/115,442.82
  6. Step 6: Final answer
    x = 60,861.32

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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.