Home / 47,199.26-65,135.16-25,979.28

Finding the Fourth Proportional to 47,199.26, 65,135.16 and 25,979.28

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Solution

The fourth proportional to 47,199.26, 65,135.16 and 25,979.28 is: 35,851.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,199.26 : 65,135.16 = 25,979.28 : x
  2. Step 2: Convert to fraction form
    47,199.26/65,135.16 = 25,979.28/x
  3. Step 3: Cross multiply
    47,199.26x = 65,135.16 × 25,979.28
  4. Step 4: Simplify right side
    47,199.26x = 1,692,164,559.48
  5. Step 5: Solve for x
    x = 1,692,164,559.48/47,199.26
  6. Step 6: Final answer
    x = 35,851.51

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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.