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Finding the Fourth Proportional to 43,483.66, 65,223.44 and 15,403.26

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Solution

The fourth proportional to 43,483.66, 65,223.44 and 15,403.26 is: 23,104.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,483.66 : 65,223.44 = 15,403.26 : x
  2. Step 2: Convert to fraction form
    43,483.66/65,223.44 = 15,403.26/x
  3. Step 3: Cross multiply
    43,483.66x = 65,223.44 × 15,403.26
  4. Step 4: Simplify right side
    43,483.66x = 1,004,653,604.41
  5. Step 5: Solve for x
    x = 1,004,653,604.41/43,483.66
  6. Step 6: Final answer
    x = 23,104.16

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1.5x scale

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.