Home / 115,968.10-173,822.55-49,396.90

Finding the Fourth Proportional to 115,968.10, 173,822.55 and 49,396.90

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Solution

The fourth proportional to 115,968.10, 173,822.55 and 49,396.90 is: 74,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,968.10 : 173,822.55 = 49,396.90 : x
  2. Step 2: Convert to fraction form
    115,968.10/173,822.55 = 49,396.90/x
  3. Step 3: Cross multiply
    115,968.10x = 173,822.55 × 49,396.90
  4. Step 4: Simplify right side
    115,968.10x = 8,586,295,120.10
  5. Step 5: Solve for x
    x = 8,586,295,120.10/115,968.10
  6. Step 6: Final answer
    x = 74,040.15

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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.