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Finding the Fourth Proportional to 37,885.44, 52,285.44 and 21,118.08

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Solution

The fourth proportional to 37,885.44, 52,285.44 and 21,118.08 is: 29,144.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,885.44 : 52,285.44 = 21,118.08 : x
  2. Step 2: Convert to fraction form
    37,885.44/52,285.44 = 21,118.08/x
  3. Step 3: Cross multiply
    37,885.44x = 52,285.44 × 21,118.08
  4. Step 4: Simplify right side
    37,885.44x = 1,104,168,104.76
  5. Step 5: Solve for x
    x = 1,104,168,104.76/37,885.44
  6. Step 6: Final answer
    x = 29,144.92

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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.