Home / 198,186.93-297,269.78-70,094.34

Finding the Fourth Proportional to 198,186.93, 297,269.78 and 70,094.34

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Solution

The fourth proportional to 198,186.93, 297,269.78 and 70,094.34 is: 105,137.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,186.93 : 297,269.78 = 70,094.34 : x
  2. Step 2: Convert to fraction form
    198,186.93/297,269.78 = 70,094.34/x
  3. Step 3: Cross multiply
    198,186.93x = 297,269.78 × 70,094.34
  4. Step 4: Simplify right side
    198,186.93x = 20,836,928,680.57
  5. Step 5: Solve for x
    x = 20,836,928,680.57/198,186.93
  6. Step 6: Final answer
    x = 105,137.75

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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.