Home / 85,224.12-117,609.57-46,982.80

Finding the Fourth Proportional to 85,224.12, 117,609.57 and 46,982.80

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Solution

The fourth proportional to 85,224.12, 117,609.57 and 46,982.80 is: 64,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,224.12 : 117,609.57 = 46,982.80 : x
  2. Step 2: Convert to fraction form
    85,224.12/117,609.57 = 46,982.80/x
  3. Step 3: Cross multiply
    85,224.12x = 117,609.57 × 46,982.80
  4. Step 4: Simplify right side
    85,224.12x = 5,525,627,052.41
  5. Step 5: Solve for x
    x = 5,525,627,052.41/85,224.12
  6. Step 6: Final answer
    x = 64,836.43

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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.