Home / 57,564.54-86,342.59-18,132.93

Finding the Fourth Proportional to 57,564.54, 86,342.59 and 18,132.93

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Solution

The fourth proportional to 57,564.54, 86,342.59 and 18,132.93 is: 27,198.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,564.54 : 86,342.59 = 18,132.93 : x
  2. Step 2: Convert to fraction form
    57,564.54/86,342.59 = 18,132.93/x
  3. Step 3: Cross multiply
    57,564.54x = 86,342.59 × 18,132.93
  4. Step 4: Simplify right side
    57,564.54x = 1,565,644,140.49
  5. Step 5: Solve for x
    x = 1,565,644,140.49/57,564.54
  6. Step 6: Final answer
    x = 27,198.07

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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.