Home / 186,868.06-280,292.05-92,003.67

Finding the Fourth Proportional to 186,868.06, 280,292.05 and 92,003.67

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Solution

The fourth proportional to 186,868.06, 280,292.05 and 92,003.67 is: 138,000.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,868.06 : 280,292.05 = 92,003.67 : x
  2. Step 2: Convert to fraction form
    186,868.06/280,292.05 = 92,003.67/x
  3. Step 3: Cross multiply
    186,868.06x = 280,292.05 × 92,003.67
  4. Step 4: Simplify right side
    186,868.06x = 25,787,897,657.63
  5. Step 5: Solve for x
    x = 25,787,897,657.63/186,868.06
  6. Step 6: Final answer
    x = 138,000.56

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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.