Home / 53,531.87-80,303.27-18,466.97

Finding the Fourth Proportional to 53,531.87, 80,303.27 and 18,466.97

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Solution

The fourth proportional to 53,531.87, 80,303.27 and 18,466.97 is: 27,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,531.87 : 80,303.27 = 18,466.97 : x
  2. Step 2: Convert to fraction form
    53,531.87/80,303.27 = 18,466.97/x
  3. Step 3: Cross multiply
    53,531.87x = 80,303.27 × 18,466.97
  4. Step 4: Simplify right side
    53,531.87x = 1,482,957,584.14
  5. Step 5: Solve for x
    x = 1,482,957,584.14/53,531.87
  6. Step 6: Final answer
    x = 27,702.33

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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.