Home / 53,355.66-80,033.48-18,295.62

Finding the Fourth Proportional to 53,355.66, 80,033.48 and 18,295.62

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Solution

The fourth proportional to 53,355.66, 80,033.48 and 18,295.62 is: 27,443.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,355.66 : 80,033.48 = 18,295.62 : x
  2. Step 2: Convert to fraction form
    53,355.66/80,033.48 = 18,295.62/x
  3. Step 3: Cross multiply
    53,355.66x = 80,033.48 × 18,295.62
  4. Step 4: Simplify right side
    53,355.66x = 1,464,262,137.36
  5. Step 5: Solve for x
    x = 1,464,262,137.36/53,355.66
  6. Step 6: Final answer
    x = 27,443.43

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1.5x scale

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.