Home / 204,846.70-307,270.05-57,102.70

Finding the Fourth Proportional to 204,846.70, 307,270.05 and 57,102.70

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Solution

The fourth proportional to 204,846.70, 307,270.05 and 57,102.70 is: 85,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,846.70 : 307,270.05 = 57,102.70 : x
  2. Step 2: Convert to fraction form
    204,846.70/307,270.05 = 57,102.70/x
  3. Step 3: Cross multiply
    204,846.70x = 307,270.05 × 57,102.70
  4. Step 4: Simplify right side
    204,846.70x = 17,545,949,484.14
  5. Step 5: Solve for x
    x = 17,545,949,484.14/204,846.70
  6. Step 6: Final answer
    x = 85,654.05

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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.