Home / 54,389.98-81,609.44-29,400.77

Finding the Fourth Proportional to 54,389.98, 81,609.44 and 29,400.77

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Solution

The fourth proportional to 54,389.98, 81,609.44 and 29,400.77 is: 44,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,389.98 : 81,609.44 = 29,400.77 : x
  2. Step 2: Convert to fraction form
    54,389.98/81,609.44 = 29,400.77/x
  3. Step 3: Cross multiply
    54,389.98x = 81,609.44 × 29,400.77
  4. Step 4: Simplify right side
    54,389.98x = 2,399,380,652.79
  5. Step 5: Solve for x
    x = 2,399,380,652.79/54,389.98
  6. Step 6: Final answer
    x = 44,114.39

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1.5x scale

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.