Home / 40,738.46-61,017.37-31,309.04

Finding the Fourth Proportional to 40,738.46, 61,017.37 and 31,309.04

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Solution

The fourth proportional to 40,738.46, 61,017.37 and 31,309.04 is: 46,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,738.46 : 61,017.37 = 31,309.04 : x
  2. Step 2: Convert to fraction form
    40,738.46/61,017.37 = 31,309.04/x
  3. Step 3: Cross multiply
    40,738.46x = 61,017.37 × 31,309.04
  4. Step 4: Simplify right side
    40,738.46x = 1,910,395,352.30
  5. Step 5: Solve for x
    x = 1,910,395,352.30/40,738.46
  6. Step 6: Final answer
    x = 46,894.15

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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.