Home / 183,540.78-275,280.12-50,390.10

Finding the Fourth Proportional to 183,540.78, 275,280.12 and 50,390.10

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Solution

The fourth proportional to 183,540.78, 275,280.12 and 50,390.10 is: 75,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,540.78 : 275,280.12 = 50,390.10 : x
  2. Step 2: Convert to fraction form
    183,540.78/275,280.12 = 50,390.10/x
  3. Step 3: Cross multiply
    183,540.78x = 275,280.12 × 50,390.10
  4. Step 4: Simplify right side
    183,540.78x = 13,871,392,774.81
  5. Step 5: Solve for x
    x = 13,871,392,774.81/183,540.78
  6. Step 6: Final answer
    x = 75,576.63

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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.