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Finding the Fourth Proportional to 60,899.93, 91,368.34 and 27,611.05

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Solution

The fourth proportional to 60,899.93, 91,368.34 and 27,611.05 is: 41,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,899.93 : 91,368.34 = 27,611.05 : x
  2. Step 2: Convert to fraction form
    60,899.93/91,368.34 = 27,611.05/x
  3. Step 3: Cross multiply
    60,899.93x = 91,368.34 × 27,611.05
  4. Step 4: Simplify right side
    60,899.93x = 2,522,775,804.16
  5. Step 5: Solve for x
    x = 2,522,775,804.16/60,899.93
  6. Step 6: Final answer
    x = 41,424.94

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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.