Home / 154,007.68-231,040.32-48,798.40

Finding the Fourth Proportional to 154,007.68, 231,040.32 and 48,798.40

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Solution

The fourth proportional to 154,007.68, 231,040.32 and 48,798.40 is: 73,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,007.68 : 231,040.32 = 48,798.40 : x
  2. Step 2: Convert to fraction form
    154,007.68/231,040.32 = 48,798.40/x
  3. Step 3: Cross multiply
    154,007.68x = 231,040.32 × 48,798.40
  4. Step 4: Simplify right side
    154,007.68x = 11,274,397,951.49
  5. Step 5: Solve for x
    x = 11,274,397,951.49/154,007.68
  6. Step 6: Final answer
    x = 73,206.73

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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.