Home / 69,968.12-104,957.82-21,933.44

Finding the Fourth Proportional to 69,968.12, 104,957.82 and 21,933.44

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Solution

The fourth proportional to 69,968.12, 104,957.82 and 21,933.44 is: 32,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,968.12 : 104,957.82 = 21,933.44 : x
  2. Step 2: Convert to fraction form
    69,968.12/104,957.82 = 21,933.44/x
  3. Step 3: Cross multiply
    69,968.12x = 104,957.82 × 21,933.44
  4. Step 4: Simplify right side
    69,968.12x = 2,302,086,047.50
  5. Step 5: Solve for x
    x = 2,302,086,047.50/69,968.12
  6. Step 6: Final answer
    x = 32,901.93

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1.5x scale

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.