Home / 122,977.44-183,999.44-76,114.08

Finding the Fourth Proportional to 122,977.44, 183,999.44 and 76,114.08

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Solution

The fourth proportional to 122,977.44, 183,999.44 and 76,114.08 is: 113,882.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,977.44 : 183,999.44 = 76,114.08 : x
  2. Step 2: Convert to fraction form
    122,977.44/183,999.44 = 76,114.08/x
  3. Step 3: Cross multiply
    122,977.44x = 183,999.44 × 76,114.08
  4. Step 4: Simplify right side
    122,977.44x = 14,004,948,096.12
  5. Step 5: Solve for x
    x = 14,004,948,096.12/122,977.44
  6. Step 6: Final answer
    x = 113,882.25

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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.