Home / 54,432.81-75,116.97-30,559.41

Finding the Fourth Proportional to 54,432.81, 75,116.97 and 30,559.41

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Solution

The fourth proportional to 54,432.81, 75,116.97 and 30,559.41 is: 42,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,432.81 : 75,116.97 = 30,559.41 : x
  2. Step 2: Convert to fraction form
    54,432.81/75,116.97 = 30,559.41/x
  3. Step 3: Cross multiply
    54,432.81x = 75,116.97 × 30,559.41
  4. Step 4: Simplify right side
    54,432.81x = 2,295,530,284.19
  5. Step 5: Solve for x
    x = 2,295,530,284.19/54,432.81
  6. Step 6: Final answer
    x = 42,171.81

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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.