Home / 130,635.38-196,040.45-47,529.38

Finding the Fourth Proportional to 130,635.38, 196,040.45 and 47,529.38

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Solution

The fourth proportional to 130,635.38, 196,040.45 and 47,529.38 is: 71,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,635.38 : 196,040.45 = 47,529.38 : x
  2. Step 2: Convert to fraction form
    130,635.38/196,040.45 = 47,529.38/x
  3. Step 3: Cross multiply
    130,635.38x = 196,040.45 × 47,529.38
  4. Step 4: Simplify right side
    130,635.38x = 9,317,681,652.35
  5. Step 5: Solve for x
    x = 9,317,681,652.35/130,635.38
  6. Step 6: Final answer
    x = 71,325.86

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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.