Home / 216,210.57-324,315.90-110,962.41

Finding the Fourth Proportional to 216,210.57, 324,315.90 and 110,962.41

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Solution

The fourth proportional to 216,210.57, 324,315.90 and 110,962.41 is: 166,443.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,210.57 : 324,315.90 = 110,962.41 : x
  2. Step 2: Convert to fraction form
    216,210.57/324,315.90 = 110,962.41/x
  3. Step 3: Cross multiply
    216,210.57x = 324,315.90 × 110,962.41
  4. Step 4: Simplify right side
    216,210.57x = 35,986,873,865.32
  5. Step 5: Solve for x
    x = 35,986,873,865.32/216,210.57
  6. Step 6: Final answer
    x = 166,443.64

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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.