Home / 119,010.06-178,515.70-40,124.97

Finding the Fourth Proportional to 119,010.06, 178,515.70 and 40,124.97

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Solution

The fourth proportional to 119,010.06, 178,515.70 and 40,124.97 is: 60,187.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,010.06 : 178,515.70 = 40,124.97 : x
  2. Step 2: Convert to fraction form
    119,010.06/178,515.70 = 40,124.97/x
  3. Step 3: Cross multiply
    119,010.06x = 178,515.70 × 40,124.97
  4. Step 4: Simplify right side
    119,010.06x = 7,162,936,013.83
  5. Step 5: Solve for x
    x = 7,162,936,013.83/119,010.06
  6. Step 6: Final answer
    x = 60,187.65

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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.