Home / 115,734.57-173,615.73-40,839.25

Finding the Fourth Proportional to 115,734.57, 173,615.73 and 40,839.25

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Solution

The fourth proportional to 115,734.57, 173,615.73 and 40,839.25 is: 61,263.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,734.57 : 173,615.73 = 40,839.25 : x
  2. Step 2: Convert to fraction form
    115,734.57/173,615.73 = 40,839.25/x
  3. Step 3: Cross multiply
    115,734.57x = 173,615.73 × 40,839.25
  4. Step 4: Simplify right side
    115,734.57x = 7,090,336,201.40
  5. Step 5: Solve for x
    x = 7,090,336,201.40/115,734.57
  6. Step 6: Final answer
    x = 61,263.77

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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.