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Finding the Fourth Proportional to 73,225.68, 101,047.92 and 41,388.48

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Solution

The fourth proportional to 73,225.68, 101,047.92 and 41,388.48 is: 57,114.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,225.68 : 101,047.92 = 41,388.48 : x
  2. Step 2: Convert to fraction form
    73,225.68/101,047.92 = 41,388.48/x
  3. Step 3: Cross multiply
    73,225.68x = 101,047.92 × 41,388.48
  4. Step 4: Simplify right side
    73,225.68x = 4,182,219,815.96
  5. Step 5: Solve for x
    x = 4,182,219,815.96/73,225.68
  6. Step 6: Final answer
    x = 57,114.11

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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.