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Finding the Fourth Proportional to 62,410.40, 93,615.60 and 27,418.40

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Solution

The fourth proportional to 62,410.40, 93,615.60 and 27,418.40 is: 41,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,410.40 : 93,615.60 = 27,418.40 : x
  2. Step 2: Convert to fraction form
    62,410.40/93,615.60 = 27,418.40/x
  3. Step 3: Cross multiply
    62,410.40x = 93,615.60 × 27,418.40
  4. Step 4: Simplify right side
    62,410.40x = 2,566,789,967.04
  5. Step 5: Solve for x
    x = 2,566,789,967.04/62,410.40
  6. Step 6: Final answer
    x = 41,127.60

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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.