Home / 50,777.24-70,145.59-40,554.85

Finding the Fourth Proportional to 50,777.24, 70,145.59 and 40,554.85

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Solution

The fourth proportional to 50,777.24, 70,145.59 and 40,554.85 is: 56,023.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,777.24 : 70,145.59 = 40,554.85 : x
  2. Step 2: Convert to fraction form
    50,777.24/70,145.59 = 40,554.85/x
  3. Step 3: Cross multiply
    50,777.24x = 70,145.59 × 40,554.85
  4. Step 4: Simplify right side
    50,777.24x = 2,844,743,917.64
  5. Step 5: Solve for x
    x = 2,844,743,917.64/50,777.24
  6. Step 6: Final answer
    x = 56,023.99

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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.