Home / 262,848.20-394,305.08-102,903.48

Finding the Fourth Proportional to 262,848.20, 394,305.08 and 102,903.48

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Solution

The fourth proportional to 262,848.20, 394,305.08 and 102,903.48 is: 154,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,848.20 : 394,305.08 = 102,903.48 : x
  2. Step 2: Convert to fraction form
    262,848.20/394,305.08 = 102,903.48/x
  3. Step 3: Cross multiply
    262,848.20x = 394,305.08 × 102,903.48
  4. Step 4: Simplify right side
    262,848.20x = 40,575,364,913.68
  5. Step 5: Solve for x
    x = 40,575,364,913.68/262,848.20
  6. Step 6: Final answer
    x = 154,368.05

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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.