Home / 54,012.53-74,565.34-39,460.41

Finding the Fourth Proportional to 54,012.53, 74,565.34 and 39,460.41

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Solution

The fourth proportional to 54,012.53, 74,565.34 and 39,460.41 is: 54,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,012.53 : 74,565.34 = 39,460.41 : x
  2. Step 2: Convert to fraction form
    54,012.53/74,565.34 = 39,460.41/x
  3. Step 3: Cross multiply
    54,012.53x = 74,565.34 × 39,460.41
  4. Step 4: Simplify right side
    54,012.53x = 2,942,378,789.54
  5. Step 5: Solve for x
    x = 2,942,378,789.54/54,012.53
  6. Step 6: Final answer
    x = 54,475.85

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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.