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Finding the Fourth Proportional to 54,260.58, 81,412.29 and 16,823.59

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Solution

The fourth proportional to 54,260.58, 81,412.29 and 16,823.59 is: 25,242.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,260.58 : 81,412.29 = 16,823.59 : x
  2. Step 2: Convert to fraction form
    54,260.58/81,412.29 = 16,823.59/x
  3. Step 3: Cross multiply
    54,260.58x = 81,412.29 × 16,823.59
  4. Step 4: Simplify right side
    54,260.58x = 1,369,646,987.92
  5. Step 5: Solve for x
    x = 1,369,646,987.92/54,260.58
  6. Step 6: Final answer
    x = 25,242.03

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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.