Home / 89,289.31-133,954.42-38,696.83

Finding the Fourth Proportional to 89,289.31, 133,954.42 and 38,696.83

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Solution

The fourth proportional to 89,289.31, 133,954.42 and 38,696.83 is: 58,054.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,289.31 : 133,954.42 = 38,696.83 : x
  2. Step 2: Convert to fraction form
    89,289.31/133,954.42 = 38,696.83/x
  3. Step 3: Cross multiply
    89,289.31x = 133,954.42 × 38,696.83
  4. Step 4: Simplify right side
    89,289.31x = 5,183,611,225.00
  5. Step 5: Solve for x
    x = 5,183,611,225.00/89,289.31
  6. Step 6: Final answer
    x = 58,054.11

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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.