Home / 115,734.70-173,615.92-40,839.37

Finding the Fourth Proportional to 115,734.70, 173,615.92 and 40,839.37

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Solution

The fourth proportional to 115,734.70, 173,615.92 and 40,839.37 is: 61,263.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,734.70 : 173,615.92 = 40,839.37 : x
  2. Step 2: Convert to fraction form
    115,734.70/173,615.92 = 40,839.37/x
  3. Step 3: Cross multiply
    115,734.70x = 173,615.92 × 40,839.37
  4. Step 4: Simplify right side
    115,734.70x = 7,090,364,258.63
  5. Step 5: Solve for x
    x = 7,090,364,258.63/115,734.70
  6. Step 6: Final answer
    x = 61,263.95

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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.