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Finding the Fourth Proportional to 62,968.41, 94,452.49 and 43,186.99

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Solution

The fourth proportional to 62,968.41, 94,452.49 and 43,186.99 is: 64,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,968.41 : 94,452.49 = 43,186.99 : x
  2. Step 2: Convert to fraction form
    62,968.41/94,452.49 = 43,186.99/x
  3. Step 3: Cross multiply
    62,968.41x = 94,452.49 × 43,186.99
  4. Step 4: Simplify right side
    62,968.41x = 4,079,118,741.11
  5. Step 5: Solve for x
    x = 4,079,118,741.11/62,968.41
  6. Step 6: Final answer
    x = 64,780.40

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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.