Home / 85,936.21-118,593.25-47,698.23

Finding the Fourth Proportional to 85,936.21, 118,593.25 and 47,698.23

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Solution

The fourth proportional to 85,936.21, 118,593.25 and 47,698.23 is: 65,824.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,936.21 : 118,593.25 = 47,698.23 : x
  2. Step 2: Convert to fraction form
    85,936.21/118,593.25 = 47,698.23/x
  3. Step 3: Cross multiply
    85,936.21x = 118,593.25 × 47,698.23
  4. Step 4: Simplify right side
    85,936.21x = 5,656,688,440.43
  5. Step 5: Solve for x
    x = 5,656,688,440.43/85,936.21
  6. Step 6: Final answer
    x = 65,824.27

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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.