Home / 110,756.93-166,137.75-39,684.20

Finding the Fourth Proportional to 110,756.93, 166,137.75 and 39,684.20

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Solution

The fourth proportional to 110,756.93, 166,137.75 and 39,684.20 is: 59,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,756.93 : 166,137.75 = 39,684.20 : x
  2. Step 2: Convert to fraction form
    110,756.93/166,137.75 = 39,684.20/x
  3. Step 3: Cross multiply
    110,756.93x = 166,137.75 × 39,684.20
  4. Step 4: Simplify right side
    110,756.93x = 6,593,043,698.55
  5. Step 5: Solve for x
    x = 6,593,043,698.55/110,756.93
  6. Step 6: Final answer
    x = 59,527.14

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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.