Home / 55,582.26-83,331.03-18,119.76

Finding the Fourth Proportional to 55,582.26, 83,331.03 and 18,119.76

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Solution

The fourth proportional to 55,582.26, 83,331.03 and 18,119.76 is: 27,165.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,582.26 : 83,331.03 = 18,119.76 : x
  2. Step 2: Convert to fraction form
    55,582.26/83,331.03 = 18,119.76/x
  3. Step 3: Cross multiply
    55,582.26x = 83,331.03 × 18,119.76
  4. Step 4: Simplify right side
    55,582.26x = 1,509,938,264.15
  5. Step 5: Solve for x
    x = 1,509,938,264.15/55,582.26
  6. Step 6: Final answer
    x = 27,165.83

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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.