Home / 89,268.46-133,809.25-30,083.68

Finding the Fourth Proportional to 89,268.46, 133,809.25 and 30,083.68

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Solution

The fourth proportional to 89,268.46, 133,809.25 and 30,083.68 is: 45,094.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,268.46 : 133,809.25 = 30,083.68 : x
  2. Step 2: Convert to fraction form
    89,268.46/133,809.25 = 30,083.68/x
  3. Step 3: Cross multiply
    89,268.46x = 133,809.25 × 30,083.68
  4. Step 4: Simplify right side
    89,268.46x = 4,025,474,658.04
  5. Step 5: Solve for x
    x = 4,025,474,658.04/89,268.46
  6. Step 6: Final answer
    x = 45,094.03

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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.