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Finding the Fourth Proportional to 73,232.72, 101,060.24 and 43,020.80

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Solution

The fourth proportional to 73,232.72, 101,060.24 and 43,020.80 is: 59,368.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,232.72 : 101,060.24 = 43,020.80 : x
  2. Step 2: Convert to fraction form
    73,232.72/101,060.24 = 43,020.80/x
  3. Step 3: Cross multiply
    73,232.72x = 101,060.24 × 43,020.80
  4. Step 4: Simplify right side
    73,232.72x = 4,347,692,170.82
  5. Step 5: Solve for x
    x = 4,347,692,170.82/73,232.72
  6. Step 6: Final answer
    x = 59,368.16

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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.