Home / 69,134.70-103,634.64-37,516.17

Finding the Fourth Proportional to 69,134.70, 103,634.64 and 37,516.17

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Solution

The fourth proportional to 69,134.70, 103,634.64 and 37,516.17 is: 56,237.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,134.70 : 103,634.64 = 37,516.17 : x
  2. Step 2: Convert to fraction form
    69,134.70/103,634.64 = 37,516.17/x
  3. Step 3: Cross multiply
    69,134.70x = 103,634.64 × 37,516.17
  4. Step 4: Simplify right side
    69,134.70x = 3,887,974,772.13
  5. Step 5: Solve for x
    x = 3,887,974,772.13/69,134.70
  6. Step 6: Final answer
    x = 56,237.67

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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.