Home / 162,186.70-223,817.97-90,566.50

Finding the Fourth Proportional to 162,186.70, 223,817.97 and 90,566.50

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Solution

The fourth proportional to 162,186.70, 223,817.97 and 90,566.50 is: 124,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,186.70 : 223,817.97 = 90,566.50 : x
  2. Step 2: Convert to fraction form
    162,186.70/223,817.97 = 90,566.50/x
  3. Step 3: Cross multiply
    162,186.70x = 223,817.97 × 90,566.50
  4. Step 4: Simplify right side
    162,186.70x = 20,270,410,180.01
  5. Step 5: Solve for x
    x = 20,270,410,180.01/162,186.70
  6. Step 6: Final answer
    x = 124,981.95

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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.