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Finding the Fourth Proportional to 59,666.53, 89,304.99 and 43,867.39

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Solution

The fourth proportional to 59,666.53, 89,304.99 and 43,867.39 is: 65,657.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,666.53 : 89,304.99 = 43,867.39 : x
  2. Step 2: Convert to fraction form
    59,666.53/89,304.99 = 43,867.39/x
  3. Step 3: Cross multiply
    59,666.53x = 89,304.99 × 43,867.39
  4. Step 4: Simplify right side
    59,666.53x = 3,917,576,825.28
  5. Step 5: Solve for x
    x = 3,917,576,825.28/59,666.53
  6. Step 6: Final answer
    x = 65,657.86

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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.