Home / 54,319.50-81,515.40-22,324.81

Finding the Fourth Proportional to 54,319.50, 81,515.40 and 22,324.81

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Solution

The fourth proportional to 54,319.50, 81,515.40 and 22,324.81 is: 33,502.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,319.50 : 81,515.40 = 22,324.81 : x
  2. Step 2: Convert to fraction form
    54,319.50/81,515.40 = 22,324.81/x
  3. Step 3: Cross multiply
    54,319.50x = 81,515.40 × 22,324.81
  4. Step 4: Simplify right side
    54,319.50x = 1,819,815,918.87
  5. Step 5: Solve for x
    x = 1,819,815,918.87/54,319.50
  6. Step 6: Final answer
    x = 33,502.07

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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.