Home / 54,391.68-81,518.40-23,195.52

Finding the Fourth Proportional to 54,391.68, 81,518.40 and 23,195.52

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Solution

The fourth proportional to 54,391.68, 81,518.40 and 23,195.52 is: 34,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,391.68 : 81,518.40 = 23,195.52 : x
  2. Step 2: Convert to fraction form
    54,391.68/81,518.40 = 23,195.52/x
  3. Step 3: Cross multiply
    54,391.68x = 81,518.40 × 23,195.52
  4. Step 4: Simplify right side
    54,391.68x = 1,890,861,677.57
  5. Step 5: Solve for x
    x = 1,890,861,677.57/54,391.68
  6. Step 6: Final answer
    x = 34,763.80

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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.