Home / 130,849.82-196,333.04-47,724.38

Finding the Fourth Proportional to 130,849.82, 196,333.04 and 47,724.38

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Solution

The fourth proportional to 130,849.82, 196,333.04 and 47,724.38 is: 71,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,849.82 : 196,333.04 = 47,724.38 : x
  2. Step 2: Convert to fraction form
    130,849.82/196,333.04 = 47,724.38/x
  3. Step 3: Cross multiply
    130,849.82x = 196,333.04 × 47,724.38
  4. Step 4: Simplify right side
    130,849.82x = 9,369,871,745.16
  5. Step 5: Solve for x
    x = 9,369,871,745.16/130,849.82
  6. Step 6: Final answer
    x = 71,607.83

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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.