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Finding the Fourth Proportional to 67,462.74, 101,176.47 and 20,065.08

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Solution

The fourth proportional to 67,462.74, 101,176.47 and 20,065.08 is: 30,092.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,462.74 : 101,176.47 = 20,065.08 : x
  2. Step 2: Convert to fraction form
    67,462.74/101,176.47 = 20,065.08/x
  3. Step 3: Cross multiply
    67,462.74x = 101,176.47 × 20,065.08
  4. Step 4: Simplify right side
    67,462.74x = 2,030,113,964.67
  5. Step 5: Solve for x
    x = 2,030,113,964.67/67,462.74
  6. Step 6: Final answer
    x = 30,092.37

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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.