Home / 73,567.15-110,351.74-20,976.62

Finding the Fourth Proportional to 73,567.15, 110,351.74 and 20,976.62

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Solution

The fourth proportional to 73,567.15, 110,351.74 and 20,976.62 is: 31,465.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,567.15 : 110,351.74 = 20,976.62 : x
  2. Step 2: Convert to fraction form
    73,567.15/110,351.74 = 20,976.62/x
  3. Step 3: Cross multiply
    73,567.15x = 110,351.74 × 20,976.62
  4. Step 4: Simplify right side
    73,567.15x = 2,314,806,739.76
  5. Step 5: Solve for x
    x = 2,314,806,739.76/73,567.15
  6. Step 6: Final answer
    x = 31,465.22

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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.