Home / 245,630.20-368,639.70-95,942.20

Finding the Fourth Proportional to 245,630.20, 368,639.70 and 95,942.20

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Solution

The fourth proportional to 245,630.20, 368,639.70 and 95,942.20 is: 143,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,630.20 : 368,639.70 = 95,942.20 : x
  2. Step 2: Convert to fraction form
    245,630.20/368,639.70 = 95,942.20/x
  3. Step 3: Cross multiply
    245,630.20x = 368,639.70 × 95,942.20
  4. Step 4: Simplify right side
    245,630.20x = 35,368,103,825.34
  5. Step 5: Solve for x
    x = 35,368,103,825.34/245,630.20
  6. Step 6: Final answer
    x = 143,989.23

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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.