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Finding the Fourth Proportional to 44,914.02, 61,978.14 and 27,942.90

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Solution

The fourth proportional to 44,914.02, 61,978.14 and 27,942.90 is: 38,559.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,914.02 : 61,978.14 = 27,942.90 : x
  2. Step 2: Convert to fraction form
    44,914.02/61,978.14 = 27,942.90/x
  3. Step 3: Cross multiply
    44,914.02x = 61,978.14 × 27,942.90
  4. Step 4: Simplify right side
    44,914.02x = 1,731,848,968.21
  5. Step 5: Solve for x
    x = 1,731,848,968.21/44,914.02
  6. Step 6: Final answer
    x = 38,559.21

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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.