Home / 154,618.08-231,923.46-49,437.96

Finding the Fourth Proportional to 154,618.08, 231,923.46 and 49,437.96

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Solution

The fourth proportional to 154,618.08, 231,923.46 and 49,437.96 is: 74,155.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,618.08 : 231,923.46 = 49,437.96 : x
  2. Step 2: Convert to fraction form
    154,618.08/231,923.46 = 49,437.96/x
  3. Step 3: Cross multiply
    154,618.08x = 231,923.46 × 49,437.96
  4. Step 4: Simplify right side
    154,618.08x = 11,465,822,738.54
  5. Step 5: Solve for x
    x = 11,465,822,738.54/154,618.08
  6. Step 6: Final answer
    x = 74,155.77

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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.