Home / 204,402.96-306,641.43-84,460.05

Finding the Fourth Proportional to 204,402.96, 306,641.43 and 84,460.05

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Solution

The fourth proportional to 204,402.96, 306,641.43 and 84,460.05 is: 126,705.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,402.96 : 306,641.43 = 84,460.05 : x
  2. Step 2: Convert to fraction form
    204,402.96/306,641.43 = 84,460.05/x
  3. Step 3: Cross multiply
    204,402.96x = 306,641.43 × 84,460.05
  4. Step 4: Simplify right side
    204,402.96x = 25,898,950,509.87
  5. Step 5: Solve for x
    x = 25,898,950,509.87/204,402.96
  6. Step 6: Final answer
    x = 126,705.36

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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.