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Finding the Fourth Proportional to 73,415.25, 101,304.45 and 43,193.93

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Solution

The fourth proportional to 73,415.25, 101,304.45 and 43,193.93 is: 59,602.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,415.25 : 101,304.45 = 43,193.93 : x
  2. Step 2: Convert to fraction form
    73,415.25/101,304.45 = 43,193.93/x
  3. Step 3: Cross multiply
    73,415.25x = 101,304.45 × 43,193.93
  4. Step 4: Simplify right side
    73,415.25x = 4,375,736,815.47
  5. Step 5: Solve for x
    x = 4,375,736,815.47/73,415.25
  6. Step 6: Final answer
    x = 59,602.56

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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.