Home / 154,504.80-231,735.60-49,334.40

Finding the Fourth Proportional to 154,504.80, 231,735.60 and 49,334.40

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Solution

The fourth proportional to 154,504.80, 231,735.60 and 49,334.40 is: 73,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,504.80 : 231,735.60 = 49,334.40 : x
  2. Step 2: Convert to fraction form
    154,504.80/231,735.60 = 49,334.40/x
  3. Step 3: Cross multiply
    154,504.80x = 231,735.60 × 49,334.40
  4. Step 4: Simplify right side
    154,504.80x = 11,432,536,784.64
  5. Step 5: Solve for x
    x = 11,432,536,784.64/154,504.80
  6. Step 6: Final answer
    x = 73,994.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.