Home / 54,152.62-74,765.84-48,477.69

Finding the Fourth Proportional to 54,152.62, 74,765.84 and 48,477.69

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Solution

The fourth proportional to 54,152.62, 74,765.84 and 48,477.69 is: 66,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,152.62 : 74,765.84 = 48,477.69 : x
  2. Step 2: Convert to fraction form
    54,152.62/74,765.84 = 48,477.69/x
  3. Step 3: Cross multiply
    54,152.62x = 74,765.84 × 48,477.69
  4. Step 4: Simplify right side
    54,152.62x = 3,624,474,971.72
  5. Step 5: Solve for x
    x = 3,624,474,971.72/54,152.62
  6. Step 6: Final answer
    x = 66,930.74

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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.