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Finding the Fourth Proportional to 73,646.50, 101,627.64 and 43,433.08

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Solution

The fourth proportional to 73,646.50, 101,627.64 and 43,433.08 is: 59,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,646.50 : 101,627.64 = 43,433.08 : x
  2. Step 2: Convert to fraction form
    73,646.50/101,627.64 = 43,433.08/x
  3. Step 3: Cross multiply
    73,646.50x = 101,627.64 × 43,433.08
  4. Step 4: Simplify right side
    73,646.50x = 4,414,001,418.33
  5. Step 5: Solve for x
    x = 4,414,001,418.33/73,646.50
  6. Step 6: Final answer
    x = 59,934.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.