Home / 49,749.18-74,623.83-40,965.67

Finding the Fourth Proportional to 49,749.18, 74,623.83 and 40,965.67

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Solution

The fourth proportional to 49,749.18, 74,623.83 and 40,965.67 is: 61,448.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,749.18 : 74,623.83 = 40,965.67 : x
  2. Step 2: Convert to fraction form
    49,749.18/74,623.83 = 40,965.67/x
  3. Step 3: Cross multiply
    49,749.18x = 74,623.83 × 40,965.67
  4. Step 4: Simplify right side
    49,749.18x = 3,057,015,193.92
  5. Step 5: Solve for x
    x = 3,057,015,193.92/49,749.18
  6. Step 6: Final answer
    x = 61,448.55

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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.