Home / 57,362.21-86,065.38-27,777.77

Finding the Fourth Proportional to 57,362.21, 86,065.38 and 27,777.77

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Solution

The fourth proportional to 57,362.21, 86,065.38 and 27,777.77 is: 41,677.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,362.21 : 86,065.38 = 27,777.77 : x
  2. Step 2: Convert to fraction form
    57,362.21/86,065.38 = 27,777.77/x
  3. Step 3: Cross multiply
    57,362.21x = 86,065.38 × 27,777.77
  4. Step 4: Simplify right side
    57,362.21x = 2,390,704,330.60
  5. Step 5: Solve for x
    x = 2,390,704,330.60/57,362.21
  6. Step 6: Final answer
    x = 41,677.34

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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.