Home / 51,258.76-70,735.49-30,052.15

Finding the Fourth Proportional to 51,258.76, 70,735.49 and 30,052.15

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Solution

The fourth proportional to 51,258.76, 70,735.49 and 30,052.15 is: 41,471.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,258.76 : 70,735.49 = 30,052.15 : x
  2. Step 2: Convert to fraction form
    51,258.76/70,735.49 = 30,052.15/x
  3. Step 3: Cross multiply
    51,258.76x = 70,735.49 × 30,052.15
  4. Step 4: Simplify right side
    51,258.76x = 2,125,753,405.54
  5. Step 5: Solve for x
    x = 2,125,753,405.54/51,258.76
  6. Step 6: Final answer
    x = 41,471.03

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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.