Home / 61,979.56-92,961.44-19,864.02

Finding the Fourth Proportional to 61,979.56, 92,961.44 and 19,864.02

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Solution

The fourth proportional to 61,979.56, 92,961.44 and 19,864.02 is: 29,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,979.56 : 92,961.44 = 19,864.02 : x
  2. Step 2: Convert to fraction form
    61,979.56/92,961.44 = 19,864.02/x
  3. Step 3: Cross multiply
    61,979.56x = 92,961.44 × 19,864.02
  4. Step 4: Simplify right side
    61,979.56x = 1,846,587,903.39
  5. Step 5: Solve for x
    x = 1,846,587,903.39/61,979.56
  6. Step 6: Final answer
    x = 29,793.50

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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.