Home / 89,056.90-133,399.05-41,712.40

Finding the Fourth Proportional to 89,056.90, 133,399.05 and 41,712.40

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Solution

The fourth proportional to 89,056.90, 133,399.05 and 41,712.40 is: 62,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,056.90 : 133,399.05 = 41,712.40 : x
  2. Step 2: Convert to fraction form
    89,056.90/133,399.05 = 41,712.40/x
  3. Step 3: Cross multiply
    89,056.90x = 133,399.05 × 41,712.40
  4. Step 4: Simplify right side
    89,056.90x = 5,564,394,533.22
  5. Step 5: Solve for x
    x = 5,564,394,533.22/89,056.90
  6. Step 6: Final answer
    x = 62,481.34

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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.