Home / 54,275.94-81,413.91-26,554.50

Finding the Fourth Proportional to 54,275.94, 81,413.91 and 26,554.50

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Solution

The fourth proportional to 54,275.94, 81,413.91 and 26,554.50 is: 39,831.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,275.94 : 81,413.91 = 26,554.50 : x
  2. Step 2: Convert to fraction form
    54,275.94/81,413.91 = 26,554.50/x
  3. Step 3: Cross multiply
    54,275.94x = 81,413.91 × 26,554.50
  4. Step 4: Simplify right side
    54,275.94x = 2,161,905,673.10
  5. Step 5: Solve for x
    x = 2,161,905,673.10/54,275.94
  6. Step 6: Final answer
    x = 39,831.75

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Similar ratio
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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.