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Finding the Fourth Proportional to 62,005.60, 92,878.80 and 34,271.20

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Solution

The fourth proportional to 62,005.60, 92,878.80 and 34,271.20 is: 51,335.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,005.60 : 92,878.80 = 34,271.20 : x
  2. Step 2: Convert to fraction form
    62,005.60/92,878.80 = 34,271.20/x
  3. Step 3: Cross multiply
    62,005.60x = 92,878.80 × 34,271.20
  4. Step 4: Simplify right side
    62,005.60x = 3,183,067,930.56
  5. Step 5: Solve for x
    x = 3,183,067,930.56/62,005.60
  6. Step 6: Final answer
    x = 51,335.17

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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.