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Finding the Fourth Proportional to 65,479.55, 98,268.21 and 44,369.52

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Solution

The fourth proportional to 65,479.55, 98,268.21 and 44,369.52 is: 66,587.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,479.55 : 98,268.21 = 44,369.52 : x
  2. Step 2: Convert to fraction form
    65,479.55/98,268.21 = 44,369.52/x
  3. Step 3: Cross multiply
    65,479.55x = 98,268.21 × 44,369.52
  4. Step 4: Simplify right side
    65,479.55x = 4,360,113,308.96
  5. Step 5: Solve for x
    x = 4,360,113,308.96/65,479.55
  6. Step 6: Final answer
    x = 66,587.41

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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.