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Finding the Fourth Proportional to 110,522.80, 152,521.47 and 60,221.80

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Solution

The fourth proportional to 110,522.80, 152,521.47 and 60,221.80 is: 83,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,522.80 : 152,521.47 = 60,221.80 : x
  2. Step 2: Convert to fraction form
    110,522.80/152,521.47 = 60,221.80/x
  3. Step 3: Cross multiply
    110,522.80x = 152,521.47 × 60,221.80
  4. Step 4: Simplify right side
    110,522.80x = 9,185,117,462.05
  5. Step 5: Solve for x
    x = 9,185,117,462.05/110,522.80
  6. Step 6: Final answer
    x = 83,106.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.