Home / 178,945.94-268,222.06-73,707.50

Finding the Fourth Proportional to 178,945.94, 268,222.06 and 73,707.50

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Solution

The fourth proportional to 178,945.94, 268,222.06 and 73,707.50 is: 110,480.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,945.94 : 268,222.06 = 73,707.50 : x
  2. Step 2: Convert to fraction form
    178,945.94/268,222.06 = 73,707.50/x
  3. Step 3: Cross multiply
    178,945.94x = 268,222.06 × 73,707.50
  4. Step 4: Simplify right side
    178,945.94x = 19,769,977,487.45
  5. Step 5: Solve for x
    x = 19,769,977,487.45/178,945.94
  6. Step 6: Final answer
    x = 110,480.17

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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.