Home / 80,400.60-110,936.52-44,582.40

Finding the Fourth Proportional to 80,400.60, 110,936.52 and 44,582.40

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Solution

The fourth proportional to 80,400.60, 110,936.52 and 44,582.40 is: 61,514.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,400.60 : 110,936.52 = 44,582.40 : x
  2. Step 2: Convert to fraction form
    80,400.60/110,936.52 = 44,582.40/x
  3. Step 3: Cross multiply
    80,400.60x = 110,936.52 × 44,582.40
  4. Step 4: Simplify right side
    80,400.60x = 4,945,816,309.25
  5. Step 5: Solve for x
    x = 4,945,816,309.25/80,400.60
  6. Step 6: Final answer
    x = 61,514.67

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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.