Home / 54,744.08-75,551.44-30,875.72

Finding the Fourth Proportional to 54,744.08, 75,551.44 and 30,875.72

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Solution

The fourth proportional to 54,744.08, 75,551.44 and 30,875.72 is: 42,611.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,744.08 : 75,551.44 = 30,875.72 : x
  2. Step 2: Convert to fraction form
    54,744.08/75,551.44 = 30,875.72/x
  3. Step 3: Cross multiply
    54,744.08x = 75,551.44 × 30,875.72
  4. Step 4: Simplify right side
    54,744.08x = 2,332,705,107.04
  5. Step 5: Solve for x
    x = 2,332,705,107.04/54,744.08
  6. Step 6: Final answer
    x = 42,611.09

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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.