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Finding the Fourth Proportional to 53,495.60, 73,822.25 and 29,295.50

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Solution

The fourth proportional to 53,495.60, 73,822.25 and 29,295.50 is: 40,426.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,495.60 : 73,822.25 = 29,295.50 : x
  2. Step 2: Convert to fraction form
    53,495.60/73,822.25 = 29,295.50/x
  3. Step 3: Cross multiply
    53,495.60x = 73,822.25 × 29,295.50
  4. Step 4: Simplify right side
    53,495.60x = 2,162,659,429.00
  5. Step 5: Solve for x
    x = 2,162,659,429.00/53,495.60
  6. Step 6: Final answer
    x = 40,426.87

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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.