Home / 57,846.21-86,777.54-17,868.59

Finding the Fourth Proportional to 57,846.21, 86,777.54 and 17,868.59

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Solution

The fourth proportional to 57,846.21, 86,777.54 and 17,868.59 is: 26,805.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,846.21 : 86,777.54 = 17,868.59 : x
  2. Step 2: Convert to fraction form
    57,846.21/86,777.54 = 17,868.59/x
  3. Step 3: Cross multiply
    57,846.21x = 86,777.54 × 17,868.59
  4. Step 4: Simplify right side
    57,846.21x = 1,550,592,055.76
  5. Step 5: Solve for x
    x = 1,550,592,055.76/57,846.21
  6. Step 6: Final answer
    x = 26,805.42

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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.