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Finding the Fourth Proportional to 42,148.40, 58,166.48 and 24,243.40

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Solution

The fourth proportional to 42,148.40, 58,166.48 and 24,243.40 is: 33,456.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,148.40 : 58,166.48 = 24,243.40 : x
  2. Step 2: Convert to fraction form
    42,148.40/58,166.48 = 24,243.40/x
  3. Step 3: Cross multiply
    42,148.40x = 58,166.48 × 24,243.40
  4. Step 4: Simplify right side
    42,148.40x = 1,410,153,241.23
  5. Step 5: Solve for x
    x = 1,410,153,241.23/42,148.40
  6. Step 6: Final answer
    x = 33,456.86

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