Home / 70,405.50-97,144.47-41,734.20

Finding the Fourth Proportional to 70,405.50, 97,144.47 and 41,734.20

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Solution

The fourth proportional to 70,405.50, 97,144.47 and 41,734.20 is: 57,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,405.50 : 97,144.47 = 41,734.20 : x
  2. Step 2: Convert to fraction form
    70,405.50/97,144.47 = 41,734.20/x
  3. Step 3: Cross multiply
    70,405.50x = 97,144.47 × 41,734.20
  4. Step 4: Simplify right side
    70,405.50x = 4,054,246,739.87
  5. Step 5: Solve for x
    x = 4,054,246,739.87/70,405.50
  6. Step 6: Final answer
    x = 57,584.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.