Home / 60,427.06-90,671.30-27,140.33

Finding the Fourth Proportional to 60,427.06, 90,671.30 and 27,140.33

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Solution

The fourth proportional to 60,427.06, 90,671.30 and 27,140.33 is: 40,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,427.06 : 90,671.30 = 27,140.33 : x
  2. Step 2: Convert to fraction form
    60,427.06/90,671.30 = 27,140.33/x
  3. Step 3: Cross multiply
    60,427.06x = 90,671.30 × 27,140.33
  4. Step 4: Simplify right side
    60,427.06x = 2,460,848,867.83
  5. Step 5: Solve for x
    x = 2,460,848,867.83/60,427.06
  6. Step 6: Final answer
    x = 40,724.29

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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.