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Finding the Fourth Proportional to 96,173.81, 132,719.92 and 53,732.34

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Solution

The fourth proportional to 96,173.81, 132,719.92 and 53,732.34 is: 74,150.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,173.81 : 132,719.92 = 53,732.34 : x
  2. Step 2: Convert to fraction form
    96,173.81/132,719.92 = 53,732.34/x
  3. Step 3: Cross multiply
    96,173.81x = 132,719.92 × 53,732.34
  4. Step 4: Simplify right side
    96,173.81x = 7,131,352,229.58
  5. Step 5: Solve for x
    x = 7,131,352,229.58/96,173.81
  6. Step 6: Final answer
    x = 74,150.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.