Home / 154,617.82-231,923.08-49,437.70

Finding the Fourth Proportional to 154,617.82, 231,923.08 and 49,437.70

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Solution

The fourth proportional to 154,617.82, 231,923.08 and 49,437.70 is: 74,155.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,617.82 : 231,923.08 = 49,437.70 : x
  2. Step 2: Convert to fraction form
    154,617.82/231,923.08 = 49,437.70/x
  3. Step 3: Cross multiply
    154,617.82x = 231,923.08 × 49,437.70
  4. Step 4: Simplify right side
    154,617.82x = 11,465,743,652.12
  5. Step 5: Solve for x
    x = 11,465,743,652.12/154,617.82
  6. Step 6: Final answer
    x = 74,155.38

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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.