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Finding the Fourth Proportional to 60,968.55, 91,462.31 and 36,026.57

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Solution

The fourth proportional to 60,968.55, 91,462.31 and 36,026.57 is: 54,045.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,968.55 : 91,462.31 = 36,026.57 : x
  2. Step 2: Convert to fraction form
    60,968.55/91,462.31 = 36,026.57/x
  3. Step 3: Cross multiply
    60,968.55x = 91,462.31 × 36,026.57
  4. Step 4: Simplify right side
    60,968.55x = 3,295,073,699.85
  5. Step 5: Solve for x
    x = 3,295,073,699.85/60,968.55
  6. Step 6: Final answer
    x = 54,045.47

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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.