Home / 54,188.88-81,291.12-16,752.24

Finding the Fourth Proportional to 54,188.88, 81,291.12 and 16,752.24

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Solution

The fourth proportional to 54,188.88, 81,291.12 and 16,752.24 is: 25,130.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,188.88 : 81,291.12 = 16,752.24 : x
  2. Step 2: Convert to fraction form
    54,188.88/81,291.12 = 16,752.24/x
  3. Step 3: Cross multiply
    54,188.88x = 81,291.12 × 16,752.24
  4. Step 4: Simplify right side
    54,188.88x = 1,361,808,352.11
  5. Step 5: Solve for x
    x = 1,361,808,352.11/54,188.88
  6. Step 6: Final answer
    x = 25,130.77

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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.