Home / 296,621.21-444,928.10-71,983.50

Finding the Fourth Proportional to 296,621.21, 444,928.10 and 71,983.50

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Solution

The fourth proportional to 296,621.21, 444,928.10 and 71,983.50 is: 107,974.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,621.21 : 444,928.10 = 71,983.50 : x
  2. Step 2: Convert to fraction form
    296,621.21/444,928.10 = 71,983.50/x
  3. Step 3: Cross multiply
    296,621.21x = 444,928.10 × 71,983.50
  4. Step 4: Simplify right side
    296,621.21x = 32,027,481,526.43
  5. Step 5: Solve for x
    x = 32,027,481,526.43/296,621.21
  6. Step 6: Final answer
    x = 107,974.35

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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.