Home / 55,763.69-83,650.32-17,818.43

Finding the Fourth Proportional to 55,763.69, 83,650.32 and 17,818.43

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Solution

The fourth proportional to 55,763.69, 83,650.32 and 17,818.43 is: 26,729.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,763.69 : 83,650.32 = 17,818.43 : x
  2. Step 2: Convert to fraction form
    55,763.69/83,650.32 = 17,818.43/x
  3. Step 3: Cross multiply
    55,763.69x = 83,650.32 × 17,818.43
  4. Step 4: Simplify right side
    55,763.69x = 1,490,517,423.68
  5. Step 5: Solve for x
    x = 1,490,517,423.68/55,763.69
  6. Step 6: Final answer
    x = 26,729.17

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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.