Home / 101,890.20-152,827.96-27,008.64

Finding the Fourth Proportional to 101,890.20, 152,827.96 and 27,008.64

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Solution

The fourth proportional to 101,890.20, 152,827.96 and 27,008.64 is: 40,511.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,890.20 : 152,827.96 = 27,008.64 : x
  2. Step 2: Convert to fraction form
    101,890.20/152,827.96 = 27,008.64/x
  3. Step 3: Cross multiply
    101,890.20x = 152,827.96 × 27,008.64
  4. Step 4: Simplify right side
    101,890.20x = 4,127,675,353.57
  5. Step 5: Solve for x
    x = 4,127,675,353.57/101,890.20
  6. Step 6: Final answer
    x = 40,511.01

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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.