Home / 154,463.80-231,674.10-49,293.40

Finding the Fourth Proportional to 154,463.80, 231,674.10 and 49,293.40

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Solution

The fourth proportional to 154,463.80, 231,674.10 and 49,293.40 is: 73,933.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,463.80 : 231,674.10 = 49,293.40 : x
  2. Step 2: Convert to fraction form
    154,463.80/231,674.10 = 49,293.40/x
  3. Step 3: Cross multiply
    154,463.80x = 231,674.10 × 49,293.40
  4. Step 4: Simplify right side
    154,463.80x = 11,420,004,080.94
  5. Step 5: Solve for x
    x = 11,420,004,080.94/154,463.80
  6. Step 6: Final answer
    x = 73,933.21

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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.