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Finding the Fourth Proportional to 37,448.52, 51,682.02 and 21,538.08

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Solution

The fourth proportional to 37,448.52, 51,682.02 and 21,538.08 is: 29,724.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,448.52 : 51,682.02 = 21,538.08 : x
  2. Step 2: Convert to fraction form
    37,448.52/51,682.02 = 21,538.08/x
  3. Step 3: Cross multiply
    37,448.52x = 51,682.02 × 21,538.08
  4. Step 4: Simplify right side
    37,448.52x = 1,113,131,481.32
  5. Step 5: Solve for x
    x = 1,113,131,481.32/37,448.52
  6. Step 6: Final answer
    x = 29,724.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.