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Finding the Fourth Proportional to 73,763.52, 101,795.04 and 40,230.72

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Solution

The fourth proportional to 73,763.52, 101,795.04 and 40,230.72 is: 55,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,763.52 : 101,795.04 = 40,230.72 : x
  2. Step 2: Convert to fraction form
    73,763.52/101,795.04 = 40,230.72/x
  3. Step 3: Cross multiply
    73,763.52x = 101,795.04 × 40,230.72
  4. Step 4: Simplify right side
    73,763.52x = 4,095,287,751.63
  5. Step 5: Solve for x
    x = 4,095,287,751.63/73,763.52
  6. Step 6: Final answer
    x = 55,519.15

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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.