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Finding the Fourth Proportional to 73,658.93, 101,644.52 and 43,437.30

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Solution

The fourth proportional to 73,658.93, 101,644.52 and 43,437.30 is: 59,940.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,658.93 : 101,644.52 = 43,437.30 : x
  2. Step 2: Convert to fraction form
    73,658.93/101,644.52 = 43,437.30/x
  3. Step 3: Cross multiply
    73,658.93x = 101,644.52 × 43,437.30
  4. Step 4: Simplify right side
    73,658.93x = 4,415,163,291.41
  5. Step 5: Solve for x
    x = 4,415,163,291.41/73,658.93
  6. Step 6: Final answer
    x = 59,940.64

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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.