Home / 262,669.96-394,043.82-96,445

Finding the Fourth Proportional to 262,669.96, 394,043.82 and 96,445

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Solution

The fourth proportional to 262,669.96, 394,043.82 and 96,445 is: 144,681.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,669.96 : 394,043.82 = 96,445 : x
  2. Step 2: Convert to fraction form
    262,669.96/394,043.82 = 96,445/x
  3. Step 3: Cross multiply
    262,669.96x = 394,043.82 × 96,445
  4. Step 4: Simplify right side
    262,669.96x = 38,003,556,219.90
  5. Step 5: Solve for x
    x = 38,003,556,219.90/262,669.96
  6. Step 6: Final answer
    x = 144,681.78

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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.