Home / 89,215.08-133,844.76-35,910.60

Finding the Fourth Proportional to 89,215.08, 133,844.76 and 35,910.60

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Solution

The fourth proportional to 89,215.08, 133,844.76 and 35,910.60 is: 53,874.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,215.08 : 133,844.76 = 35,910.60 : x
  2. Step 2: Convert to fraction form
    89,215.08/133,844.76 = 35,910.60/x
  3. Step 3: Cross multiply
    89,215.08x = 133,844.76 × 35,910.60
  4. Step 4: Simplify right side
    89,215.08x = 4,806,445,638.46
  5. Step 5: Solve for x
    x = 4,806,445,638.46/89,215.08
  6. Step 6: Final answer
    x = 53,874.81

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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.