Home / 195,719.98-270,094.60-109,679.16

Finding the Fourth Proportional to 195,719.98, 270,094.60 and 109,679.16

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Solution

The fourth proportional to 195,719.98, 270,094.60 and 109,679.16 is: 151,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,719.98 : 270,094.60 = 109,679.16 : x
  2. Step 2: Convert to fraction form
    195,719.98/270,094.60 = 109,679.16/x
  3. Step 3: Cross multiply
    195,719.98x = 270,094.60 × 109,679.16
  4. Step 4: Simplify right side
    195,719.98x = 29,623,748,848.54
  5. Step 5: Solve for x
    x = 29,623,748,848.54/195,719.98
  6. Step 6: Final answer
    x = 151,357.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.