Home / 84,589.17-116,680.26-54,413.83

Finding the Fourth Proportional to 84,589.17, 116,680.26 and 54,413.83

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Solution

The fourth proportional to 84,589.17, 116,680.26 and 54,413.83 is: 75,057.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,589.17 : 116,680.26 = 54,413.83 : x
  2. Step 2: Convert to fraction form
    84,589.17/116,680.26 = 54,413.83/x
  3. Step 3: Cross multiply
    84,589.17x = 116,680.26 × 54,413.83
  4. Step 4: Simplify right side
    84,589.17x = 6,349,019,832.00
  5. Step 5: Solve for x
    x = 6,349,019,832.00/84,589.17
  6. Step 6: Final answer
    x = 75,057.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.