Home / 54,113.67-74,697.74-48,438.41

Finding the Fourth Proportional to 54,113.67, 74,697.74 and 48,438.41

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Solution

The fourth proportional to 54,113.67, 74,697.74 and 48,438.41 is: 66,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,113.67 : 74,697.74 = 48,438.41 : x
  2. Step 2: Convert to fraction form
    54,113.67/74,697.74 = 48,438.41/x
  3. Step 3: Cross multiply
    54,113.67x = 74,697.74 × 48,438.41
  4. Step 4: Simplify right side
    54,113.67x = 3,618,239,594.62
  5. Step 5: Solve for x
    x = 3,618,239,594.62/54,113.67
  6. Step 6: Final answer
    x = 66,863.69

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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.