Home / 51,960.37-71,705.30-28,087.03

Finding the Fourth Proportional to 51,960.37, 71,705.30 and 28,087.03

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Solution

The fourth proportional to 51,960.37, 71,705.30 and 28,087.03 is: 38,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,960.37 : 71,705.30 = 28,087.03 : x
  2. Step 2: Convert to fraction form
    51,960.37/71,705.30 = 28,087.03/x
  3. Step 3: Cross multiply
    51,960.37x = 71,705.30 × 28,087.03
  4. Step 4: Simplify right side
    51,960.37x = 2,013,988,771.82
  5. Step 5: Solve for x
    x = 2,013,988,771.82/51,960.37
  6. Step 6: Final answer
    x = 38,760.09

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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.