Home / 199,476.54-298,956.29-81,010.26

Finding the Fourth Proportional to 199,476.54, 298,956.29 and 81,010.26

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Solution

The fourth proportional to 199,476.54, 298,956.29 and 81,010.26 is: 121,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,476.54 : 298,956.29 = 81,010.26 : x
  2. Step 2: Convert to fraction form
    199,476.54/298,956.29 = 81,010.26/x
  3. Step 3: Cross multiply
    199,476.54x = 298,956.29 × 81,010.26
  4. Step 4: Simplify right side
    199,476.54x = 24,218,526,376.48
  5. Step 5: Solve for x
    x = 24,218,526,376.48/199,476.54
  6. Step 6: Final answer
    x = 121,410.40

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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.