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Finding the Fourth Proportional to 67,364.72, 101,268.56 and 62,493.20

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Solution

The fourth proportional to 67,364.72, 101,268.56 and 62,493.20 is: 93,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,364.72 : 101,268.56 = 62,493.20 : x
  2. Step 2: Convert to fraction form
    67,364.72/101,268.56 = 62,493.20/x
  3. Step 3: Cross multiply
    67,364.72x = 101,268.56 × 62,493.20
  4. Step 4: Simplify right side
    67,364.72x = 6,328,596,373.79
  5. Step 5: Solve for x
    x = 6,328,596,373.79/67,364.72
  6. Step 6: Final answer
    x = 93,945.26

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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.