Home / 57,684.71-86,526.50-18,241.83

Finding the Fourth Proportional to 57,684.71, 86,526.50 and 18,241.83

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Solution

The fourth proportional to 57,684.71, 86,526.50 and 18,241.83 is: 27,362.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,684.71 : 86,526.50 = 18,241.83 : x
  2. Step 2: Convert to fraction form
    57,684.71/86,526.50 = 18,241.83/x
  3. Step 3: Cross multiply
    57,684.71x = 86,526.50 × 18,241.83
  4. Step 4: Simplify right side
    57,684.71x = 1,578,401,612.29
  5. Step 5: Solve for x
    x = 1,578,401,612.29/57,684.71
  6. Step 6: Final answer
    x = 27,362.56

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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.