Home / 91,183.02-125,853.56-53,469.42

Finding the Fourth Proportional to 91,183.02, 125,853.56 and 53,469.42

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Solution

The fourth proportional to 91,183.02, 125,853.56 and 53,469.42 is: 73,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,183.02 : 125,853.56 = 53,469.42 : x
  2. Step 2: Convert to fraction form
    91,183.02/125,853.56 = 53,469.42/x
  3. Step 3: Cross multiply
    91,183.02x = 125,853.56 × 53,469.42
  4. Step 4: Simplify right side
    91,183.02x = 6,729,316,858.14
  5. Step 5: Solve for x
    x = 6,729,316,858.14/91,183.02
  6. Step 6: Final answer
    x = 73,800.11

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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.