Home / 183,985.14-276,084.80-77,361.38

Finding the Fourth Proportional to 183,985.14, 276,084.80 and 77,361.38

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Solution

The fourth proportional to 183,985.14, 276,084.80 and 77,361.38 is: 116,087.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,985.14 : 276,084.80 = 77,361.38 : x
  2. Step 2: Convert to fraction form
    183,985.14/276,084.80 = 77,361.38/x
  3. Step 3: Cross multiply
    183,985.14x = 276,084.80 × 77,361.38
  4. Step 4: Simplify right side
    183,985.14x = 21,358,300,738.22
  5. Step 5: Solve for x
    x = 21,358,300,738.22/183,985.14
  6. Step 6: Final answer
    x = 116,087.10

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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.