Home / 216,822.96-324,527.07-196,106.60

Finding the Fourth Proportional to 216,822.96, 324,527.07 and 196,106.60

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Solution

The fourth proportional to 216,822.96, 324,527.07 and 196,106.60 is: 293,520.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,822.96 : 324,527.07 = 196,106.60 : x
  2. Step 2: Convert to fraction form
    216,822.96/324,527.07 = 196,106.60/x
  3. Step 3: Cross multiply
    216,822.96x = 324,527.07 × 196,106.60
  4. Step 4: Simplify right side
    216,822.96x = 63,641,900,340.51
  5. Step 5: Solve for x
    x = 63,641,900,340.51/216,822.96
  6. Step 6: Final answer
    x = 293,520.12

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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.