Home / 54,349.76-81,536.22-16,908.92

Finding the Fourth Proportional to 54,349.76, 81,536.22 and 16,908.92

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Solution

The fourth proportional to 54,349.76, 81,536.22 and 16,908.92 is: 25,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,349.76 : 81,536.22 = 16,908.92 : x
  2. Step 2: Convert to fraction form
    54,349.76/81,536.22 = 16,908.92/x
  3. Step 3: Cross multiply
    54,349.76x = 81,536.22 × 16,908.92
  4. Step 4: Simplify right side
    54,349.76x = 1,378,689,421.08
  5. Step 5: Solve for x
    x = 1,378,689,421.08/54,349.76
  6. Step 6: Final answer
    x = 25,366.98

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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.