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Finding the Fourth Proportional to 50,757.87, 70,053.35 and 29,243.46

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Solution

The fourth proportional to 50,757.87, 70,053.35 and 29,243.46 is: 40,360.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,757.87 : 70,053.35 = 29,243.46 : x
  2. Step 2: Convert to fraction form
    50,757.87/70,053.35 = 29,243.46/x
  3. Step 3: Cross multiply
    50,757.87x = 70,053.35 × 29,243.46
  4. Step 4: Simplify right side
    50,757.87x = 2,048,602,192.37
  5. Step 5: Solve for x
    x = 2,048,602,192.37/50,757.87
  6. Step 6: Final answer
    x = 40,360.29

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1.5x scale

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.