Home / 98,186.22-147,279.96-41,979

Finding the Fourth Proportional to 98,186.22, 147,279.96 and 41,979

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Solution

The fourth proportional to 98,186.22, 147,279.96 and 41,979 is: 62,968.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,186.22 : 147,279.96 = 41,979 : x
  2. Step 2: Convert to fraction form
    98,186.22/147,279.96 = 41,979/x
  3. Step 3: Cross multiply
    98,186.22x = 147,279.96 × 41,979
  4. Step 4: Simplify right side
    98,186.22x = 6,182,665,440.84
  5. Step 5: Solve for x
    x = 6,182,665,440.84/98,186.22
  6. Step 6: Final answer
    x = 62,968.77

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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.