Home / 54,618.65-81,932.39-15,175.77

Finding the Fourth Proportional to 54,618.65, 81,932.39 and 15,175.77

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Solution

The fourth proportional to 54,618.65, 81,932.39 and 15,175.77 is: 22,764.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,618.65 : 81,932.39 = 15,175.77 : x
  2. Step 2: Convert to fraction form
    54,618.65/81,932.39 = 15,175.77/x
  3. Step 3: Cross multiply
    54,618.65x = 81,932.39 × 15,175.77
  4. Step 4: Simplify right side
    54,618.65x = 1,243,387,106.19
  5. Step 5: Solve for x
    x = 1,243,387,106.19/54,618.65
  6. Step 6: Final answer
    x = 22,764.88

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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.