Home / 54,725.12-75,520.44-29,574.56

Finding the Fourth Proportional to 54,725.12, 75,520.44 and 29,574.56

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Solution

The fourth proportional to 54,725.12, 75,520.44 and 29,574.56 is: 40,812.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,725.12 : 75,520.44 = 29,574.56 : x
  2. Step 2: Convert to fraction form
    54,725.12/75,520.44 = 29,574.56/x
  3. Step 3: Cross multiply
    54,725.12x = 75,520.44 × 29,574.56
  4. Step 4: Simplify right side
    54,725.12x = 2,233,483,784.01
  5. Step 5: Solve for x
    x = 2,233,483,784.01/54,725.12
  6. Step 6: Final answer
    x = 40,812.77

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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.