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Finding the Fourth Proportional to 181,970.33, 272,988.41 and 62,020.67

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Solution

The fourth proportional to 181,970.33, 272,988.41 and 62,020.67 is: 93,042.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,970.33 : 272,988.41 = 62,020.67 : x
  2. Step 2: Convert to fraction form
    181,970.33/272,988.41 = 62,020.67/x
  3. Step 3: Cross multiply
    181,970.33x = 272,988.41 × 62,020.67
  4. Step 4: Simplify right side
    181,970.33x = 16,930,922,415.39
  5. Step 5: Solve for x
    x = 16,930,922,415.39/181,970.33
  6. Step 6: Final answer
    x = 93,042.22

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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.