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Finding the Fourth Proportional to 73,753.06, 101,750.34 and 45,409.54

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Solution

The fourth proportional to 73,753.06, 101,750.34 and 45,409.54 is: 62,647.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,753.06 : 101,750.34 = 45,409.54 : x
  2. Step 2: Convert to fraction form
    73,753.06/101,750.34 = 45,409.54/x
  3. Step 3: Cross multiply
    73,753.06x = 101,750.34 × 45,409.54
  4. Step 4: Simplify right side
    73,753.06x = 4,620,436,134.24
  5. Step 5: Solve for x
    x = 4,620,436,134.24/73,753.06
  6. Step 6: Final answer
    x = 62,647.38

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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.