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Finding the Fourth Proportional to 69,970.37, 104,971.95 and 23,223.24

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Solution

The fourth proportional to 69,970.37, 104,971.95 and 23,223.24 is: 34,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,970.37 : 104,971.95 = 23,223.24 : x
  2. Step 2: Convert to fraction form
    69,970.37/104,971.95 = 23,223.24/x
  3. Step 3: Cross multiply
    69,970.37x = 104,971.95 × 23,223.24
  4. Step 4: Simplify right side
    69,970.37x = 2,437,788,788.12
  5. Step 5: Solve for x
    x = 2,437,788,788.12/69,970.37
  6. Step 6: Final answer
    x = 34,840.30

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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.