Home / 175,112.60-262,571.70-69,812.60

Finding the Fourth Proportional to 175,112.60, 262,571.70 and 69,812.60

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Solution

The fourth proportional to 175,112.60, 262,571.70 and 69,812.60 is: 104,680.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,112.60 : 262,571.70 = 69,812.60 : x
  2. Step 2: Convert to fraction form
    175,112.60/262,571.70 = 69,812.60/x
  3. Step 3: Cross multiply
    175,112.60x = 262,571.70 × 69,812.60
  4. Step 4: Simplify right side
    175,112.60x = 18,330,813,063.42
  5. Step 5: Solve for x
    x = 18,330,813,063.42/175,112.60
  6. Step 6: Final answer
    x = 104,680.15

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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.