Home / 40,273.16-60,429.58-18,102.65

Finding the Fourth Proportional to 40,273.16, 60,429.58 and 18,102.65

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Solution

The fourth proportional to 40,273.16, 60,429.58 and 18,102.65 is: 27,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,273.16 : 60,429.58 = 18,102.65 : x
  2. Step 2: Convert to fraction form
    40,273.16/60,429.58 = 18,102.65/x
  3. Step 3: Cross multiply
    40,273.16x = 60,429.58 × 18,102.65
  4. Step 4: Simplify right side
    40,273.16x = 1,093,935,188.98
  5. Step 5: Solve for x
    x = 1,093,935,188.98/40,273.16
  6. Step 6: Final answer
    x = 27,162.89

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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.