Home / 65,441.09-90,313.17-36,372.94

Finding the Fourth Proportional to 65,441.09, 90,313.17 and 36,372.94

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Solution

The fourth proportional to 65,441.09, 90,313.17 and 36,372.94 is: 50,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,441.09 : 90,313.17 = 36,372.94 : x
  2. Step 2: Convert to fraction form
    65,441.09/90,313.17 = 36,372.94/x
  3. Step 3: Cross multiply
    65,441.09x = 90,313.17 × 36,372.94
  4. Step 4: Simplify right side
    65,441.09x = 3,284,955,513.62
  5. Step 5: Solve for x
    x = 3,284,955,513.62/65,441.09
  6. Step 6: Final answer
    x = 50,197.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.