Home / 143,040.27-214,560.60-49,546.02

Finding the Fourth Proportional to 143,040.27, 214,560.60 and 49,546.02

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Solution

The fourth proportional to 143,040.27, 214,560.60 and 49,546.02 is: 74,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,040.27 : 214,560.60 = 49,546.02 : x
  2. Step 2: Convert to fraction form
    143,040.27/214,560.60 = 49,546.02/x
  3. Step 3: Cross multiply
    143,040.27x = 214,560.60 × 49,546.02
  4. Step 4: Simplify right side
    143,040.27x = 10,630,623,778.81
  5. Step 5: Solve for x
    x = 10,630,623,778.81/143,040.27
  6. Step 6: Final answer
    x = 74,319.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.