Home / 70,283.12-96,993.02-40,067.89

Finding the Fourth Proportional to 70,283.12, 96,993.02 and 40,067.89

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Solution

The fourth proportional to 70,283.12, 96,993.02 and 40,067.89 is: 55,295.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,283.12 : 96,993.02 = 40,067.89 : x
  2. Step 2: Convert to fraction form
    70,283.12/96,993.02 = 40,067.89/x
  3. Step 3: Cross multiply
    70,283.12x = 96,993.02 × 40,067.89
  4. Step 4: Simplify right side
    70,283.12x = 3,886,305,656.13
  5. Step 5: Solve for x
    x = 3,886,305,656.13/70,283.12
  6. Step 6: Final answer
    x = 55,295.01

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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.