Home / 55,423.38-83,135.03-17,983.43

Finding the Fourth Proportional to 55,423.38, 83,135.03 and 17,983.43

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Solution

The fourth proportional to 55,423.38, 83,135.03 and 17,983.43 is: 26,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,423.38 : 83,135.03 = 17,983.43 : x
  2. Step 2: Convert to fraction form
    55,423.38/83,135.03 = 17,983.43/x
  3. Step 3: Cross multiply
    55,423.38x = 83,135.03 × 17,983.43
  4. Step 4: Simplify right side
    55,423.38x = 1,495,052,486.96
  5. Step 5: Solve for x
    x = 1,495,052,486.96/55,423.38
  6. Step 6: Final answer
    x = 26,975.12

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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.