Home / 154,586.80-231,880.20-119,551.60

Finding the Fourth Proportional to 154,586.80, 231,880.20 and 119,551.60

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Solution

The fourth proportional to 154,586.80, 231,880.20 and 119,551.60 is: 179,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,586.80 : 231,880.20 = 119,551.60 : x
  2. Step 2: Convert to fraction form
    154,586.80/231,880.20 = 119,551.60/x
  3. Step 3: Cross multiply
    154,586.80x = 231,880.20 × 119,551.60
  4. Step 4: Simplify right side
    154,586.80x = 27,721,648,918.32
  5. Step 5: Solve for x
    x = 27,721,648,918.32/154,586.80
  6. Step 6: Final answer
    x = 179,327.40

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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.