Home / 84,775.64-116,984.94-52,942.64

Finding the Fourth Proportional to 84,775.64, 116,984.94 and 52,942.64

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Solution

The fourth proportional to 84,775.64, 116,984.94 and 52,942.64 is: 73,057.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,775.64 : 116,984.94 = 52,942.64 : x
  2. Step 2: Convert to fraction form
    84,775.64/116,984.94 = 52,942.64/x
  3. Step 3: Cross multiply
    84,775.64x = 116,984.94 × 52,942.64
  4. Step 4: Simplify right side
    84,775.64x = 6,193,491,563.84
  5. Step 5: Solve for x
    x = 6,193,491,563.84/84,775.64
  6. Step 6: Final answer
    x = 73,057.44

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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.