Home / 183,986.89-276,087.42-77,363.13

Finding the Fourth Proportional to 183,986.89, 276,087.42 and 77,363.13

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Solution

The fourth proportional to 183,986.89, 276,087.42 and 77,363.13 is: 116,089.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,986.89 : 276,087.42 = 77,363.13 : x
  2. Step 2: Convert to fraction form
    183,986.89/276,087.42 = 77,363.13/x
  3. Step 3: Cross multiply
    183,986.89x = 276,087.42 × 77,363.13
  4. Step 4: Simplify right side
    183,986.89x = 21,358,986,964.82
  5. Step 5: Solve for x
    x = 21,358,986,964.82/183,986.89
  6. Step 6: Final answer
    x = 116,089.72

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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.