Home / 70,742.12-106,080.37-41,168.41

Finding the Fourth Proportional to 70,742.12, 106,080.37 and 41,168.41

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Solution

The fourth proportional to 70,742.12, 106,080.37 and 41,168.41 is: 61,733.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,742.12 : 106,080.37 = 41,168.41 : x
  2. Step 2: Convert to fraction form
    70,742.12/106,080.37 = 41,168.41/x
  3. Step 3: Cross multiply
    70,742.12x = 106,080.37 × 41,168.41
  4. Step 4: Simplify right side
    70,742.12x = 4,367,159,796.99
  5. Step 5: Solve for x
    x = 4,367,159,796.99/70,742.12
  6. Step 6: Final answer
    x = 61,733.52

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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.