Home / 53,348.43-80,034.55-20,068.77

Finding the Fourth Proportional to 53,348.43, 80,034.55 and 20,068.77

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Solution

The fourth proportional to 53,348.43, 80,034.55 and 20,068.77 is: 30,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,348.43 : 80,034.55 = 20,068.77 : x
  2. Step 2: Convert to fraction form
    53,348.43/80,034.55 = 20,068.77/x
  3. Step 3: Cross multiply
    53,348.43x = 80,034.55 × 20,068.77
  4. Step 4: Simplify right side
    53,348.43x = 1,606,194,976.00
  5. Step 5: Solve for x
    x = 1,606,194,976.00/53,348.43
  6. Step 6: Final answer
    x = 30,107.63

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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.