Home / 54,431.98-81,647.97-14,989.48

Finding the Fourth Proportional to 54,431.98, 81,647.97 and 14,989.48

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Solution

The fourth proportional to 54,431.98, 81,647.97 and 14,989.48 is: 22,484.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,431.98 : 81,647.97 = 14,989.48 : x
  2. Step 2: Convert to fraction form
    54,431.98/81,647.97 = 14,989.48/x
  3. Step 3: Cross multiply
    54,431.98x = 81,647.97 × 14,989.48
  4. Step 4: Simplify right side
    54,431.98x = 1,223,860,613.36
  5. Step 5: Solve for x
    x = 1,223,860,613.36/54,431.98
  6. Step 6: Final answer
    x = 22,484.22

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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.