Home / 28,411.62-42,551.82-27,427.50

Finding the Fourth Proportional to 28,411.62, 42,551.82 and 27,427.50

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Solution

The fourth proportional to 28,411.62, 42,551.82 and 27,427.50 is: 41,077.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,411.62 : 42,551.82 = 27,427.50 : x
  2. Step 2: Convert to fraction form
    28,411.62/42,551.82 = 27,427.50/x
  3. Step 3: Cross multiply
    28,411.62x = 42,551.82 × 27,427.50
  4. Step 4: Simplify right side
    28,411.62x = 1,167,090,043.05
  5. Step 5: Solve for x
    x = 1,167,090,043.05/28,411.62
  6. Step 6: Final answer
    x = 41,077.91

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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.