Home / 85,228.88-117,616.46-46,989.86

Finding the Fourth Proportional to 85,228.88, 117,616.46 and 46,989.86

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Solution

The fourth proportional to 85,228.88, 117,616.46 and 46,989.86 is: 64,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,228.88 : 117,616.46 = 46,989.86 : x
  2. Step 2: Convert to fraction form
    85,228.88/117,616.46 = 46,989.86/x
  3. Step 3: Cross multiply
    85,228.88x = 117,616.46 × 46,989.86
  4. Step 4: Simplify right side
    85,228.88x = 5,526,780,166.06
  5. Step 5: Solve for x
    x = 5,526,780,166.06/85,228.88
  6. Step 6: Final answer
    x = 64,846.33

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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.