Home / 47,436.54-65,469.38-28,573.26

Finding the Fourth Proportional to 47,436.54, 65,469.38 and 28,573.26

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Solution

The fourth proportional to 47,436.54, 65,469.38 and 28,573.26 is: 39,435.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,436.54 : 65,469.38 = 28,573.26 : x
  2. Step 2: Convert to fraction form
    47,436.54/65,469.38 = 28,573.26/x
  3. Step 3: Cross multiply
    47,436.54x = 65,469.38 × 28,573.26
  4. Step 4: Simplify right side
    47,436.54x = 1,870,673,473.91
  5. Step 5: Solve for x
    x = 1,870,673,473.91/47,436.54
  6. Step 6: Final answer
    x = 39,435.28

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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.