Home / 91,183.03-125,834.56-50,347.02

Finding the Fourth Proportional to 91,183.03, 125,834.56 and 50,347.02

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Solution

The fourth proportional to 91,183.03, 125,834.56 and 50,347.02 is: 69,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,183.03 : 125,834.56 = 50,347.02 : x
  2. Step 2: Convert to fraction form
    91,183.03/125,834.56 = 50,347.02/x
  3. Step 3: Cross multiply
    91,183.03x = 125,834.56 × 50,347.02
  4. Step 4: Simplify right side
    91,183.03x = 6,335,395,030.41
  5. Step 5: Solve for x
    x = 6,335,395,030.41/91,183.03
  6. Step 6: Final answer
    x = 69,479.98

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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.