Home / 181,960.76-272,982.68-55,618.98

Finding the Fourth Proportional to 181,960.76, 272,982.68 and 55,618.98

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Solution

The fourth proportional to 181,960.76, 272,982.68 and 55,618.98 is: 83,441.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,960.76 : 272,982.68 = 55,618.98 : x
  2. Step 2: Convert to fraction form
    181,960.76/272,982.68 = 55,618.98/x
  3. Step 3: Cross multiply
    181,960.76x = 272,982.68 × 55,618.98
  4. Step 4: Simplify right side
    181,960.76x = 15,183,018,219.27
  5. Step 5: Solve for x
    x = 15,183,018,219.27/181,960.76
  6. Step 6: Final answer
    x = 83,441.17

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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.