Home / 175,211.36-262,838.93-68,581.55

Finding the Fourth Proportional to 175,211.36, 262,838.93 and 68,581.55

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Solution

The fourth proportional to 175,211.36, 262,838.93 and 68,581.55 is: 102,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,211.36 : 262,838.93 = 68,581.55 : x
  2. Step 2: Convert to fraction form
    175,211.36/262,838.93 = 68,581.55/x
  3. Step 3: Cross multiply
    175,211.36x = 262,838.93 × 68,581.55
  4. Step 4: Simplify right side
    175,211.36x = 18,025,901,919.70
  5. Step 5: Solve for x
    x = 18,025,901,919.70/175,211.36
  6. Step 6: Final answer
    x = 102,880.90

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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.