Home / 70,208.51-96,896.82-40,004.69

Finding the Fourth Proportional to 70,208.51, 96,896.82 and 40,004.69

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Solution

The fourth proportional to 70,208.51, 96,896.82 and 40,004.69 is: 55,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,208.51 : 96,896.82 = 40,004.69 : x
  2. Step 2: Convert to fraction form
    70,208.51/96,896.82 = 40,004.69/x
  3. Step 3: Cross multiply
    70,208.51x = 96,896.82 × 40,004.69
  4. Step 4: Simplify right side
    70,208.51x = 3,876,326,911.62
  5. Step 5: Solve for x
    x = 3,876,326,911.62/70,208.51
  6. Step 6: Final answer
    x = 55,211.64

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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.