Home / 282,022.44-422,657.82-148,871.40

Finding the Fourth Proportional to 282,022.44, 422,657.82 and 148,871.40

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Solution

The fourth proportional to 282,022.44, 422,657.82 and 148,871.40 is: 223,108.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,022.44 : 422,657.82 = 148,871.40 : x
  2. Step 2: Convert to fraction form
    282,022.44/422,657.82 = 148,871.40/x
  3. Step 3: Cross multiply
    282,022.44x = 422,657.82 × 148,871.40
  4. Step 4: Simplify right side
    282,022.44x = 62,921,661,384.35
  5. Step 5: Solve for x
    x = 62,921,661,384.35/282,022.44
  6. Step 6: Final answer
    x = 223,108.71

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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.