Home / 101,731.01-152,664.21-41,808.62

Finding the Fourth Proportional to 101,731.01, 152,664.21 and 41,808.62

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Solution

The fourth proportional to 101,731.01, 152,664.21 and 41,808.62 is: 62,740.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,731.01 : 152,664.21 = 41,808.62 : x
  2. Step 2: Convert to fraction form
    101,731.01/152,664.21 = 41,808.62/x
  3. Step 3: Cross multiply
    101,731.01x = 152,664.21 × 41,808.62
  4. Step 4: Simplify right side
    101,731.01x = 6,382,680,325.15
  5. Step 5: Solve for x
    x = 6,382,680,325.15/101,731.01
  6. Step 6: Final answer
    x = 62,740.76

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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.