Home / 101,426.05-152,199.65-54,076.29

Finding the Fourth Proportional to 101,426.05, 152,199.65 and 54,076.29

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Solution

The fourth proportional to 101,426.05, 152,199.65 and 54,076.29 is: 81,146.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,426.05 : 152,199.65 = 54,076.29 : x
  2. Step 2: Convert to fraction form
    101,426.05/152,199.65 = 54,076.29/x
  3. Step 3: Cross multiply
    101,426.05x = 152,199.65 × 54,076.29
  4. Step 4: Simplify right side
    101,426.05x = 8,230,392,411.30
  5. Step 5: Solve for x
    x = 8,230,392,411.30/101,426.05
  6. Step 6: Final answer
    x = 81,146.73

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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.