Home / 204,803.12-307,204.44-57,059.12

Finding the Fourth Proportional to 204,803.12, 307,204.44 and 57,059.12

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Solution

The fourth proportional to 204,803.12, 307,204.44 and 57,059.12 is: 85,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,803.12 : 307,204.44 = 57,059.12 : x
  2. Step 2: Convert to fraction form
    204,803.12/307,204.44 = 57,059.12/x
  3. Step 3: Cross multiply
    204,803.12x = 307,204.44 × 57,059.12
  4. Step 4: Simplify right side
    204,803.12x = 17,528,815,006.49
  5. Step 5: Solve for x
    x = 17,528,815,006.49/204,803.12
  6. Step 6: Final answer
    x = 85,588.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.