Home / 57,825.29-86,719.36-18,373.18

Finding the Fourth Proportional to 57,825.29, 86,719.36 and 18,373.18

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Solution

The fourth proportional to 57,825.29, 86,719.36 and 18,373.18 is: 27,553.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,825.29 : 86,719.36 = 18,373.18 : x
  2. Step 2: Convert to fraction form
    57,825.29/86,719.36 = 18,373.18/x
  3. Step 3: Cross multiply
    57,825.29x = 86,719.36 × 18,373.18
  4. Step 4: Simplify right side
    57,825.29x = 1,593,310,410.76
  5. Step 5: Solve for x
    x = 1,593,310,410.76/57,825.29
  6. Step 6: Final answer
    x = 27,553.87

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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.