Home / 216,460.15-324,738.14-74,302.24

Finding the Fourth Proportional to 216,460.15, 324,738.14 and 74,302.24

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Solution

The fourth proportional to 216,460.15, 324,738.14 and 74,302.24 is: 111,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,460.15 : 324,738.14 = 74,302.24 : x
  2. Step 2: Convert to fraction form
    216,460.15/324,738.14 = 74,302.24/x
  3. Step 3: Cross multiply
    216,460.15x = 324,738.14 × 74,302.24
  4. Step 4: Simplify right side
    216,460.15x = 24,128,769,936.61
  5. Step 5: Solve for x
    x = 24,128,769,936.61/216,460.15
  6. Step 6: Final answer
    x = 111,469.80

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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.