Home / 55,147,575.20-82,721,362.80-34,740,240.80

Finding the Fourth Proportional to 55,147,575.20, 82,721,362.80 and 34,740,240.80

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Solution

The fourth proportional to 55,147,575.20, 82,721,362.80 and 34,740,240.80 is: 52,110,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147,575.20 : 82,721,362.80 = 34,740,240.80 : x
  2. Step 2: Convert to fraction form
    55,147,575.20/82,721,362.80 = 34,740,240.80/x
  3. Step 3: Cross multiply
    55,147,575.20x = 82,721,362.80 × 34,740,240.80
  4. Step 4: Simplify right side
    55,147,575.20x = 2,873,760,062,976,162
  5. Step 5: Solve for x
    x = 2,873,760,062,976,162/55,147,575.20
  6. Step 6: Final answer
    x = 52,110,361.20

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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.