Home / 178,922.90-246,936.96-115,445.36

Finding the Fourth Proportional to 178,922.90, 246,936.96 and 115,445.36

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Solution

The fourth proportional to 178,922.90, 246,936.96 and 115,445.36 is: 159,329.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,922.90 : 246,936.96 = 115,445.36 : x
  2. Step 2: Convert to fraction form
    178,922.90/246,936.96 = 115,445.36/x
  3. Step 3: Cross multiply
    178,922.90x = 246,936.96 × 115,445.36
  4. Step 4: Simplify right side
    178,922.90x = 28,507,726,244.51
  5. Step 5: Solve for x
    x = 28,507,726,244.51/178,922.90
  6. Step 6: Final answer
    x = 159,329.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.