Home / 216,050.24-324,107.76-75,784.16

Finding the Fourth Proportional to 216,050.24, 324,107.76 and 75,784.16

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Solution

The fourth proportional to 216,050.24, 324,107.76 and 75,784.16 is: 113,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,050.24 : 324,107.76 = 75,784.16 : x
  2. Step 2: Convert to fraction form
    216,050.24/324,107.76 = 75,784.16/x
  3. Step 3: Cross multiply
    216,050.24x = 324,107.76 × 75,784.16
  4. Step 4: Simplify right side
    216,050.24x = 24,562,234,341.08
  5. Step 5: Solve for x
    x = 24,562,234,341.08/216,050.24
  6. Step 6: Final answer
    x = 113,687.60

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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.