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Finding the Fourth Proportional to 43,449.96, 65,074.26 and 37,055.40

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Solution

The fourth proportional to 43,449.96, 65,074.26 and 37,055.40 is: 55,497.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,449.96 : 65,074.26 = 37,055.40 : x
  2. Step 2: Convert to fraction form
    43,449.96/65,074.26 = 37,055.40/x
  3. Step 3: Cross multiply
    43,449.96x = 65,074.26 × 37,055.40
  4. Step 4: Simplify right side
    43,449.96x = 2,411,352,734.00
  5. Step 5: Solve for x
    x = 2,411,352,734.00/43,449.96
  6. Step 6: Final answer
    x = 55,497.24

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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.