Home / 54,298.70-81,452.10-19,233.80

Finding the Fourth Proportional to 54,298.70, 81,452.10 and 19,233.80

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Solution

The fourth proportional to 54,298.70, 81,452.10 and 19,233.80 is: 28,852.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,298.70 : 81,452.10 = 19,233.80 : x
  2. Step 2: Convert to fraction form
    54,298.70/81,452.10 = 19,233.80/x
  3. Step 3: Cross multiply
    54,298.70x = 81,452.10 × 19,233.80
  4. Step 4: Simplify right side
    54,298.70x = 1,566,633,400.98
  5. Step 5: Solve for x
    x = 1,566,633,400.98/54,298.70
  6. Step 6: Final answer
    x = 28,852.13

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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.