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Finding the Fourth Proportional to 37,181.88, 55,768.74 and 10,886.88

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Solution

The fourth proportional to 37,181.88, 55,768.74 and 10,886.88 is: 16,329.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.88 : 55,768.74 = 10,886.88 : x
  2. Step 2: Convert to fraction form
    37,181.88/55,768.74 = 10,886.88/x
  3. Step 3: Cross multiply
    37,181.88x = 55,768.74 × 10,886.88
  4. Step 4: Simplify right side
    37,181.88x = 607,147,580.13
  5. Step 5: Solve for x
    x = 607,147,580.13/37,181.88
  6. Step 6: Final answer
    x = 16,329.13

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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.