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Finding the Fourth Proportional to 65,538, 98,095.55 and 33,904.51

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Solution

The fourth proportional to 65,538, 98,095.55 and 33,904.51 is: 50,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,538 : 98,095.55 = 33,904.51 : x
  2. Step 2: Convert to fraction form
    65,538/98,095.55 = 33,904.51/x
  3. Step 3: Cross multiply
    65,538x = 98,095.55 × 33,904.51
  4. Step 4: Simplify right side
    65,538x = 3,325,881,141.17
  5. Step 5: Solve for x
    x = 3,325,881,141.17/65,538
  6. Step 6: Final answer
    x = 50,747.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.