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Finding the Fourth Proportional to 73,805.25, 110,132.01 and 65,853.06

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Solution

The fourth proportional to 73,805.25, 110,132.01 and 65,853.06 is: 98,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,805.25 : 110,132.01 = 65,853.06 : x
  2. Step 2: Convert to fraction form
    73,805.25/110,132.01 = 65,853.06/x
  3. Step 3: Cross multiply
    73,805.25x = 110,132.01 × 65,853.06
  4. Step 4: Simplify right side
    73,805.25x = 7,252,529,862.45
  5. Step 5: Solve for x
    x = 7,252,529,862.45/73,805.25
  6. Step 6: Final answer
    x = 98,265.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.