Home / 54,738.18-75,538.44-29,587.68

Finding the Fourth Proportional to 54,738.18, 75,538.44 and 29,587.68

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Solution

The fourth proportional to 54,738.18, 75,538.44 and 29,587.68 is: 40,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,738.18 : 75,538.44 = 29,587.68 : x
  2. Step 2: Convert to fraction form
    54,738.18/75,538.44 = 29,587.68/x
  3. Step 3: Cross multiply
    54,738.18x = 75,538.44 × 29,587.68
  4. Step 4: Simplify right side
    54,738.18x = 2,235,007,190.42
  5. Step 5: Solve for x
    x = 2,235,007,190.42/54,738.18
  6. Step 6: Final answer
    x = 40,830.86

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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.