Home / 216,449.08-324,759.73-83,293.58

Finding the Fourth Proportional to 216,449.08, 324,759.73 and 83,293.58

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Solution

The fourth proportional to 216,449.08, 324,759.73 and 83,293.58 is: 124,973.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,449.08 : 324,759.73 = 83,293.58 : x
  2. Step 2: Convert to fraction form
    216,449.08/324,759.73 = 83,293.58/x
  3. Step 3: Cross multiply
    216,449.08x = 324,759.73 × 83,293.58
  4. Step 4: Simplify right side
    216,449.08x = 27,050,401,311.37
  5. Step 5: Solve for x
    x = 27,050,401,311.37/216,449.08
  6. Step 6: Final answer
    x = 124,973.51

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1.5x scale

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.