Home / 89,111.97-133,668.14-36,512.01

Finding the Fourth Proportional to 89,111.97, 133,668.14 and 36,512.01

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Solution

The fourth proportional to 89,111.97, 133,668.14 and 36,512.01 is: 54,768.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,111.97 : 133,668.14 = 36,512.01 : x
  2. Step 2: Convert to fraction form
    89,111.97/133,668.14 = 36,512.01/x
  3. Step 3: Cross multiply
    89,111.97x = 133,668.14 × 36,512.01
  4. Step 4: Simplify right side
    89,111.97x = 4,880,492,464.36
  5. Step 5: Solve for x
    x = 4,880,492,464.36/89,111.97
  6. Step 6: Final answer
    x = 54,768.09

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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.