Home / 54,609.12-81,913.70-15,166.23

Finding the Fourth Proportional to 54,609.12, 81,913.70 and 15,166.23

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Solution

The fourth proportional to 54,609.12, 81,913.70 and 15,166.23 is: 22,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,609.12 : 81,913.70 = 15,166.23 : x
  2. Step 2: Convert to fraction form
    54,609.12/81,913.70 = 15,166.23/x
  3. Step 3: Cross multiply
    54,609.12x = 81,913.70 × 15,166.23
  4. Step 4: Simplify right side
    54,609.12x = 1,242,322,014.35
  5. Step 5: Solve for x
    x = 1,242,322,014.35/54,609.12
  6. Step 6: Final answer
    x = 22,749.35

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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.