Home / 60,979.12-91,405.96-27,722.32

Finding the Fourth Proportional to 60,979.12, 91,405.96 and 27,722.32

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Solution

The fourth proportional to 60,979.12, 91,405.96 and 27,722.32 is: 41,554.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,979.12 : 91,405.96 = 27,722.32 : x
  2. Step 2: Convert to fraction form
    60,979.12/91,405.96 = 27,722.32/x
  3. Step 3: Cross multiply
    60,979.12x = 91,405.96 × 27,722.32
  4. Step 4: Simplify right side
    60,979.12x = 2,533,985,273.03
  5. Step 5: Solve for x
    x = 2,533,985,273.03/60,979.12
  6. Step 6: Final answer
    x = 41,554.97

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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.