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Finding the Fourth Proportional to 73,362.35, 101,240.47 and 43,148.95

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Solution

The fourth proportional to 73,362.35, 101,240.47 and 43,148.95 is: 59,545.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,362.35 : 101,240.47 = 43,148.95 : x
  2. Step 2: Convert to fraction form
    73,362.35/101,240.47 = 43,148.95/x
  3. Step 3: Cross multiply
    73,362.35x = 101,240.47 × 43,148.95
  4. Step 4: Simplify right side
    73,362.35x = 4,368,419,617.03
  5. Step 5: Solve for x
    x = 4,368,419,617.03/73,362.35
  6. Step 6: Final answer
    x = 59,545.80

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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.