Home / 216,760.20-325,140.84-116,967.36

Finding the Fourth Proportional to 216,760.20, 325,140.84 and 116,967.36

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Solution

The fourth proportional to 216,760.20, 325,140.84 and 116,967.36 is: 175,451.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,760.20 : 325,140.84 = 116,967.36 : x
  2. Step 2: Convert to fraction form
    216,760.20/325,140.84 = 116,967.36/x
  3. Step 3: Cross multiply
    216,760.20x = 325,140.84 × 116,967.36
  4. Step 4: Simplify right side
    216,760.20x = 38,030,865,682.98
  5. Step 5: Solve for x
    x = 38,030,865,682.98/216,760.20
  6. Step 6: Final answer
    x = 175,451.33

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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.