Home / 53,355.54-80,033.30-18,295.50

Finding the Fourth Proportional to 53,355.54, 80,033.30 and 18,295.50

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Solution

The fourth proportional to 53,355.54, 80,033.30 and 18,295.50 is: 27,443.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,355.54 : 80,033.30 = 18,295.50 : x
  2. Step 2: Convert to fraction form
    53,355.54/80,033.30 = 18,295.50/x
  3. Step 3: Cross multiply
    53,355.54x = 80,033.30 × 18,295.50
  4. Step 4: Simplify right side
    53,355.54x = 1,464,249,240.15
  5. Step 5: Solve for x
    x = 1,464,249,240.15/53,355.54
  6. Step 6: Final answer
    x = 27,443.25

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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.