Home / 216,027.09-324,040.67-58,255.56

Finding the Fourth Proportional to 216,027.09, 324,040.67 and 58,255.56

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Solution

The fourth proportional to 216,027.09, 324,040.67 and 58,255.56 is: 87,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,027.09 : 324,040.67 = 58,255.56 : x
  2. Step 2: Convert to fraction form
    216,027.09/324,040.67 = 58,255.56/x
  3. Step 3: Cross multiply
    216,027.09x = 324,040.67 × 58,255.56
  4. Step 4: Simplify right side
    216,027.09x = 18,877,170,620.81
  5. Step 5: Solve for x
    x = 18,877,170,620.81/216,027.09
  6. Step 6: Final answer
    x = 87,383.35

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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.