Home / 132,416.80-198,624.78-53,530.12

Finding the Fourth Proportional to 132,416.80, 198,624.78 and 53,530.12

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Solution

The fourth proportional to 132,416.80, 198,624.78 and 53,530.12 is: 80,295.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,416.80 : 198,624.78 = 53,530.12 : x
  2. Step 2: Convert to fraction form
    132,416.80/198,624.78 = 53,530.12/x
  3. Step 3: Cross multiply
    132,416.80x = 198,624.78 × 53,530.12
  4. Step 4: Simplify right side
    132,416.80x = 10,632,408,308.37
  5. Step 5: Solve for x
    x = 10,632,408,308.37/132,416.80
  6. Step 6: Final answer
    x = 80,295.01

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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.