Home / 55,777.07-76,971.93-30,282.93

Finding the Fourth Proportional to 55,777.07, 76,971.93 and 30,282.93

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Solution

The fourth proportional to 55,777.07, 76,971.93 and 30,282.93 is: 41,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,777.07 : 76,971.93 = 30,282.93 : x
  2. Step 2: Convert to fraction form
    55,777.07/76,971.93 = 30,282.93/x
  3. Step 3: Cross multiply
    55,777.07x = 76,971.93 × 30,282.93
  4. Step 4: Simplify right side
    55,777.07x = 2,330,935,568.15
  5. Step 5: Solve for x
    x = 2,330,935,568.15/55,777.07
  6. Step 6: Final answer
    x = 41,790.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.