Home / 80,653.36-111,296.41-44,842.45

Finding the Fourth Proportional to 80,653.36, 111,296.41 and 44,842.45

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Solution

The fourth proportional to 80,653.36, 111,296.41 and 44,842.45 is: 61,879.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,653.36 : 111,296.41 = 44,842.45 : x
  2. Step 2: Convert to fraction form
    80,653.36/111,296.41 = 44,842.45/x
  3. Step 3: Cross multiply
    80,653.36x = 111,296.41 × 44,842.45
  4. Step 4: Simplify right side
    80,653.36x = 4,990,803,700.60
  5. Step 5: Solve for x
    x = 4,990,803,700.60/80,653.36
  6. Step 6: Final answer
    x = 61,879.67

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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.