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Finding the Fourth Proportional to 73,368.63, 101,247.30 and 43,157.25

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Solution

The fourth proportional to 73,368.63, 101,247.30 and 43,157.25 is: 59,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,368.63 : 101,247.30 = 43,157.25 : x
  2. Step 2: Convert to fraction form
    73,368.63/101,247.30 = 43,157.25/x
  3. Step 3: Cross multiply
    73,368.63x = 101,247.30 × 43,157.25
  4. Step 4: Simplify right side
    73,368.63x = 4,369,555,037.93
  5. Step 5: Solve for x
    x = 4,369,555,037.93/73,368.63
  6. Step 6: Final answer
    x = 59,556.18

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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.