Home / 47,664.16-65,749.21-29,728.03

Finding the Fourth Proportional to 47,664.16, 65,749.21 and 29,728.03

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Solution

The fourth proportional to 47,664.16, 65,749.21 and 29,728.03 is: 41,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,664.16 : 65,749.21 = 29,728.03 : x
  2. Step 2: Convert to fraction form
    47,664.16/65,749.21 = 29,728.03/x
  3. Step 3: Cross multiply
    47,664.16x = 65,749.21 × 29,728.03
  4. Step 4: Simplify right side
    47,664.16x = 1,954,594,487.36
  5. Step 5: Solve for x
    x = 1,954,594,487.36/47,664.16
  6. Step 6: Final answer
    x = 41,007.64

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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.