Home / 84,649.14-116,816.85-48,846.60

Finding the Fourth Proportional to 84,649.14, 116,816.85 and 48,846.60

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Solution

The fourth proportional to 84,649.14, 116,816.85 and 48,846.60 is: 67,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,649.14 : 116,816.85 = 48,846.60 : x
  2. Step 2: Convert to fraction form
    84,649.14/116,816.85 = 48,846.60/x
  3. Step 3: Cross multiply
    84,649.14x = 116,816.85 × 48,846.60
  4. Step 4: Simplify right side
    84,649.14x = 5,706,105,945.21
  5. Step 5: Solve for x
    x = 5,706,105,945.21/84,649.14
  6. Step 6: Final answer
    x = 67,408.91

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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.