Home / 91,283.56-125,970.72-50,997.01

Finding the Fourth Proportional to 91,283.56, 125,970.72 and 50,997.01

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Solution

The fourth proportional to 91,283.56, 125,970.72 and 50,997.01 is: 70,375.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,283.56 : 125,970.72 = 50,997.01 : x
  2. Step 2: Convert to fraction form
    91,283.56/125,970.72 = 50,997.01/x
  3. Step 3: Cross multiply
    91,283.56x = 125,970.72 × 50,997.01
  4. Step 4: Simplify right side
    91,283.56x = 6,424,130,067.55
  5. Step 5: Solve for x
    x = 6,424,130,067.55/91,283.56
  6. Step 6: Final answer
    x = 70,375.54

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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.