Home / 51,241.55-76,825.40-34,560.20

Finding the Fourth Proportional to 51,241.55, 76,825.40 and 34,560.20

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Solution

The fourth proportional to 51,241.55, 76,825.40 and 34,560.20 is: 51,815.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,241.55 : 76,825.40 = 34,560.20 : x
  2. Step 2: Convert to fraction form
    51,241.55/76,825.40 = 34,560.20/x
  3. Step 3: Cross multiply
    51,241.55x = 76,825.40 × 34,560.20
  4. Step 4: Simplify right side
    51,241.55x = 2,655,100,632.15
  5. Step 5: Solve for x
    x = 2,655,100,632.15/51,241.55
  6. Step 6: Final answer
    x = 51,815.39

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1.5x scale

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.