Home / 54,433.81-75,118.35-30,560.41

Finding the Fourth Proportional to 54,433.81, 75,118.35 and 30,560.41

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Solution

The fourth proportional to 54,433.81, 75,118.35 and 30,560.41 is: 42,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,433.81 : 75,118.35 = 30,560.41 : x
  2. Step 2: Convert to fraction form
    54,433.81/75,118.35 = 30,560.41/x
  3. Step 3: Cross multiply
    54,433.81x = 75,118.35 × 30,560.41
  4. Step 4: Simplify right side
    54,433.81x = 2,295,647,574.52
  5. Step 5: Solve for x
    x = 2,295,647,574.52/54,433.81
  6. Step 6: Final answer
    x = 42,173.19

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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.