Home / 175,880.43-263,603.93-100,042.56

Finding the Fourth Proportional to 175,880.43, 263,603.93 and 100,042.56

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Solution

The fourth proportional to 175,880.43, 263,603.93 and 100,042.56 is: 149,940.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,880.43 : 263,603.93 = 100,042.56 : x
  2. Step 2: Convert to fraction form
    175,880.43/263,603.93 = 100,042.56/x
  3. Step 3: Cross multiply
    175,880.43x = 263,603.93 × 100,042.56
  4. Step 4: Simplify right side
    175,880.43x = 26,371,611,483.05
  5. Step 5: Solve for x
    x = 26,371,611,483.05/175,880.43
  6. Step 6: Final answer
    x = 149,940.57

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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.