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Finding the Fourth Proportional to 110,198.88, 152,074.53 and 59,897.88

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Solution

The fourth proportional to 110,198.88, 152,074.53 and 59,897.88 is: 82,659.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,198.88 : 152,074.53 = 59,897.88 : x
  2. Step 2: Convert to fraction form
    110,198.88/152,074.53 = 59,897.88/x
  3. Step 3: Cross multiply
    110,198.88x = 152,074.53 × 59,897.88
  4. Step 4: Simplify right side
    110,198.88x = 9,108,941,949.00
  5. Step 5: Solve for x
    x = 9,108,941,949.00/110,198.88
  6. Step 6: Final answer
    x = 82,659.12

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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.