Home / 54,279.88-81,413.34-14,840.44

Finding the Fourth Proportional to 54,279.88, 81,413.34 and 14,840.44

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Solution

The fourth proportional to 54,279.88, 81,413.34 and 14,840.44 is: 22,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,279.88 : 81,413.34 = 14,840.44 : x
  2. Step 2: Convert to fraction form
    54,279.88/81,413.34 = 14,840.44/x
  3. Step 3: Cross multiply
    54,279.88x = 81,413.34 × 14,840.44
  4. Step 4: Simplify right side
    54,279.88x = 1,208,209,787.47
  5. Step 5: Solve for x
    x = 1,208,209,787.47/54,279.88
  6. Step 6: Final answer
    x = 22,258.89

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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.