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Finding the Fourth Proportional to 60,551.74, 90,820.55 and 16,181.95

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Solution

The fourth proportional to 60,551.74, 90,820.55 and 16,181.95 is: 24,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,551.74 : 90,820.55 = 16,181.95 : x
  2. Step 2: Convert to fraction form
    60,551.74/90,820.55 = 16,181.95/x
  3. Step 3: Cross multiply
    60,551.74x = 90,820.55 × 16,181.95
  4. Step 4: Simplify right side
    60,551.74x = 1,469,653,599.07
  5. Step 5: Solve for x
    x = 1,469,653,599.07/60,551.74
  6. Step 6: Final answer
    x = 24,271.04

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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.