Home / 54,525.20-75,245.09-30,651.66

Finding the Fourth Proportional to 54,525.20, 75,245.09 and 30,651.66

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Solution

The fourth proportional to 54,525.20, 75,245.09 and 30,651.66 is: 42,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,525.20 : 75,245.09 = 30,651.66 : x
  2. Step 2: Convert to fraction form
    54,525.20/75,245.09 = 30,651.66/x
  3. Step 3: Cross multiply
    54,525.20x = 75,245.09 × 30,651.66
  4. Step 4: Simplify right side
    54,525.20x = 2,306,386,762.09
  5. Step 5: Solve for x
    x = 2,306,386,762.09/54,525.20
  6. Step 6: Final answer
    x = 42,299.47

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1.5x scale

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.