Home / 42,146.46-63,171.09-15,834.42

Finding the Fourth Proportional to 42,146.46, 63,171.09 and 15,834.42

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Solution

The fourth proportional to 42,146.46, 63,171.09 and 15,834.42 is: 23,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,146.46 : 63,171.09 = 15,834.42 : x
  2. Step 2: Convert to fraction form
    42,146.46/63,171.09 = 15,834.42/x
  3. Step 3: Cross multiply
    42,146.46x = 63,171.09 × 15,834.42
  4. Step 4: Simplify right side
    42,146.46x = 1,000,277,570.92
  5. Step 5: Solve for x
    x = 1,000,277,570.92/42,146.46
  6. Step 6: Final answer
    x = 23,733.37

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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.