Home / 75,546.90-104,249.58-43,281.60

Finding the Fourth Proportional to 75,546.90, 104,249.58 and 43,281.60

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Solution

The fourth proportional to 75,546.90, 104,249.58 and 43,281.60 is: 59,725.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,546.90 : 104,249.58 = 43,281.60 : x
  2. Step 2: Convert to fraction form
    75,546.90/104,249.58 = 43,281.60/x
  3. Step 3: Cross multiply
    75,546.90x = 104,249.58 × 43,281.60
  4. Step 4: Simplify right side
    75,546.90x = 4,512,088,621.73
  5. Step 5: Solve for x
    x = 4,512,088,621.73/75,546.90
  6. Step 6: Final answer
    x = 59,725.66

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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.