Home / 54,117.86-74,682.42-30,244.53

Finding the Fourth Proportional to 54,117.86, 74,682.42 and 30,244.53

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Solution

The fourth proportional to 54,117.86, 74,682.42 and 30,244.53 is: 41,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,117.86 : 74,682.42 = 30,244.53 : x
  2. Step 2: Convert to fraction form
    54,117.86/74,682.42 = 30,244.53/x
  3. Step 3: Cross multiply
    54,117.86x = 74,682.42 × 30,244.53
  4. Step 4: Simplify right side
    54,117.86x = 2,258,734,692.16
  5. Step 5: Solve for x
    x = 2,258,734,692.16/54,117.86
  6. Step 6: Final answer
    x = 41,737.32

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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.