Home / 69,699.26-104,522.70-25,315.04

Finding the Fourth Proportional to 69,699.26, 104,522.70 and 25,315.04

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Solution

The fourth proportional to 69,699.26, 104,522.70 and 25,315.04 is: 37,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,699.26 : 104,522.70 = 25,315.04 : x
  2. Step 2: Convert to fraction form
    69,699.26/104,522.70 = 25,315.04/x
  3. Step 3: Cross multiply
    69,699.26x = 104,522.70 × 25,315.04
  4. Step 4: Simplify right side
    69,699.26x = 2,645,996,331.41
  5. Step 5: Solve for x
    x = 2,645,996,331.41/69,699.26
  6. Step 6: Final answer
    x = 37,963.05

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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.