Home / 89,044.36-133,566.18-36,453.76

Finding the Fourth Proportional to 89,044.36, 133,566.18 and 36,453.76

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Solution

The fourth proportional to 89,044.36, 133,566.18 and 36,453.76 is: 54,680.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,044.36 : 133,566.18 = 36,453.76 : x
  2. Step 2: Convert to fraction form
    89,044.36/133,566.18 = 36,453.76/x
  3. Step 3: Cross multiply
    89,044.36x = 133,566.18 × 36,453.76
  4. Step 4: Simplify right side
    89,044.36x = 4,868,989,469.84
  5. Step 5: Solve for x
    x = 4,868,989,469.84/89,044.36
  6. Step 6: Final answer
    x = 54,680.49

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Similar ratio
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1.5x scale

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.