Home / 53,615.95-80,413.34-18,073.75

Finding the Fourth Proportional to 53,615.95, 80,413.34 and 18,073.75

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Solution

The fourth proportional to 53,615.95, 80,413.34 and 18,073.75 is: 27,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,615.95 : 80,413.34 = 18,073.75 : x
  2. Step 2: Convert to fraction form
    53,615.95/80,413.34 = 18,073.75/x
  3. Step 3: Cross multiply
    53,615.95x = 80,413.34 × 18,073.75
  4. Step 4: Simplify right side
    53,615.95x = 1,453,370,603.83
  5. Step 5: Solve for x
    x = 1,453,370,603.83/53,615.95
  6. Step 6: Final answer
    x = 27,107.06

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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.