Home / 54,554.99-75,290.11-30,683.88

Finding the Fourth Proportional to 54,554.99, 75,290.11 and 30,683.88

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Solution

The fourth proportional to 54,554.99, 75,290.11 and 30,683.88 is: 42,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,554.99 : 75,290.11 = 30,683.88 : x
  2. Step 2: Convert to fraction form
    54,554.99/75,290.11 = 30,683.88/x
  3. Step 3: Cross multiply
    54,554.99x = 75,290.11 × 30,683.88
  4. Step 4: Simplify right side
    54,554.99x = 2,310,192,623.72
  5. Step 5: Solve for x
    x = 2,310,192,623.72/54,554.99
  6. Step 6: Final answer
    x = 42,346.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.