Home / 69,931.26-104,927.89-36,643.41

Finding the Fourth Proportional to 69,931.26, 104,927.89 and 36,643.41

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Solution

The fourth proportional to 69,931.26, 104,927.89 and 36,643.41 is: 54,981.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,931.26 : 104,927.89 = 36,643.41 : x
  2. Step 2: Convert to fraction form
    69,931.26/104,927.89 = 36,643.41/x
  3. Step 3: Cross multiply
    69,931.26x = 104,927.89 × 36,643.41
  4. Step 4: Simplify right side
    69,931.26x = 3,844,916,120.50
  5. Step 5: Solve for x
    x = 3,844,916,120.50/69,931.26
  6. Step 6: Final answer
    x = 54,981.36

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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.