Home / 115,723.88-173,651.40-45,652.40

Finding the Fourth Proportional to 115,723.88, 173,651.40 and 45,652.40

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Solution

The fourth proportional to 115,723.88, 173,651.40 and 45,652.40 is: 68,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,723.88 : 173,651.40 = 45,652.40 : x
  2. Step 2: Convert to fraction form
    115,723.88/173,651.40 = 45,652.40/x
  3. Step 3: Cross multiply
    115,723.88x = 173,651.40 × 45,652.40
  4. Step 4: Simplify right side
    115,723.88x = 7,927,603,173.36
  5. Step 5: Solve for x
    x = 7,927,603,173.36/115,723.88
  6. Step 6: Final answer
    x = 68,504.47

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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.