Home / 70,739.73-106,181.28-62,786.34

Finding the Fourth Proportional to 70,739.73, 106,181.28 and 62,786.34

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Solution

The fourth proportional to 70,739.73, 106,181.28 and 62,786.34 is: 94,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,739.73 : 106,181.28 = 62,786.34 : x
  2. Step 2: Convert to fraction form
    70,739.73/106,181.28 = 62,786.34/x
  3. Step 3: Cross multiply
    70,739.73x = 106,181.28 × 62,786.34
  4. Step 4: Simplify right side
    70,739.73x = 6,666,733,947.72
  5. Step 5: Solve for x
    x = 6,666,733,947.72/70,739.73
  6. Step 6: Final answer
    x = 94,243.14

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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.