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Finding the Fourth Proportional to 89,660.30, 134,441.85 and 37,010.30

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Solution

The fourth proportional to 89,660.30, 134,441.85 and 37,010.30 is: 55,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,660.30 : 134,441.85 = 37,010.30 : x
  2. Step 2: Convert to fraction form
    89,660.30/134,441.85 = 37,010.30/x
  3. Step 3: Cross multiply
    89,660.30x = 134,441.85 × 37,010.30
  4. Step 4: Simplify right side
    89,660.30x = 4,975,733,201.06
  5. Step 5: Solve for x
    x = 4,975,733,201.06/89,660.30
  6. Step 6: Final answer
    x = 55,495.39

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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.