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Finding the Fourth Proportional to 46,244.40, 69,269.40 and 38,468.40

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Solution

The fourth proportional to 46,244.40, 69,269.40 and 38,468.40 is: 57,621.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,244.40 : 69,269.40 = 38,468.40 : x
  2. Step 2: Convert to fraction form
    46,244.40/69,269.40 = 38,468.40/x
  3. Step 3: Cross multiply
    46,244.40x = 69,269.40 × 38,468.40
  4. Step 4: Simplify right side
    46,244.40x = 2,664,682,986.96
  5. Step 5: Solve for x
    x = 2,664,682,986.96/46,244.40
  6. Step 6: Final answer
    x = 57,621.74

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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.