Home / 276,968.35-382,531.60-186,166.67

Finding the Fourth Proportional to 276,968.35, 382,531.60 and 186,166.67

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Solution

The fourth proportional to 276,968.35, 382,531.60 and 186,166.67 is: 257,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,968.35 : 382,531.60 = 186,166.67 : x
  2. Step 2: Convert to fraction form
    276,968.35/382,531.60 = 186,166.67/x
  3. Step 3: Cross multiply
    276,968.35x = 382,531.60 × 186,166.67
  4. Step 4: Simplify right side
    276,968.35x = 71,214,633,896.32
  5. Step 5: Solve for x
    x = 71,214,633,896.32/276,968.35
  6. Step 6: Final answer
    x = 257,121.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.