Home / 40,975.36-61,455.85-11,395.49

Finding the Fourth Proportional to 40,975.36, 61,455.85 and 11,395.49

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Solution

The fourth proportional to 40,975.36, 61,455.85 and 11,395.49 is: 17,091.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975.36 : 61,455.85 = 11,395.49 : x
  2. Step 2: Convert to fraction form
    40,975.36/61,455.85 = 11,395.49/x
  3. Step 3: Cross multiply
    40,975.36x = 61,455.85 × 11,395.49
  4. Step 4: Simplify right side
    40,975.36x = 700,319,524.12
  5. Step 5: Solve for x
    x = 700,319,524.12/40,975.36
  6. Step 6: Final answer
    x = 17,091.24

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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.