Home / 50,764.78-70,075.02-45,450.37

Finding the Fourth Proportional to 50,764.78, 70,075.02 and 45,450.37

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Solution

The fourth proportional to 50,764.78, 70,075.02 and 45,450.37 is: 62,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,764.78 : 70,075.02 = 45,450.37 : x
  2. Step 2: Convert to fraction form
    50,764.78/70,075.02 = 45,450.37/x
  3. Step 3: Cross multiply
    50,764.78x = 70,075.02 × 45,450.37
  4. Step 4: Simplify right side
    50,764.78x = 3,184,935,586.76
  5. Step 5: Solve for x
    x = 3,184,935,586.76/50,764.78
  6. Step 6: Final answer
    x = 62,739.08

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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.