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Finding the Fourth Proportional to 35,053.50, 52,580.61 and 10,429.50

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Solution

The fourth proportional to 35,053.50, 52,580.61 and 10,429.50 is: 15,644.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,053.50 : 52,580.61 = 10,429.50 : x
  2. Step 2: Convert to fraction form
    35,053.50/52,580.61 = 10,429.50/x
  3. Step 3: Cross multiply
    35,053.50x = 52,580.61 × 10,429.50
  4. Step 4: Simplify right side
    35,053.50x = 548,389,472.00
  5. Step 5: Solve for x
    x = 548,389,472.00/35,053.50
  6. Step 6: Final answer
    x = 15,644.36

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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.