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Finding the Fourth Proportional to 110,552.61, 152,563.11 and 62,808.57

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Solution

The fourth proportional to 110,552.61, 152,563.11 and 62,808.57 is: 86,676.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,552.61 : 152,563.11 = 62,808.57 : x
  2. Step 2: Convert to fraction form
    110,552.61/152,563.11 = 62,808.57/x
  3. Step 3: Cross multiply
    110,552.61x = 152,563.11 × 62,808.57
  4. Step 4: Simplify right side
    110,552.61x = 9,582,270,773.85
  5. Step 5: Solve for x
    x = 9,582,270,773.85/110,552.61
  6. Step 6: Final answer
    x = 86,676.12

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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.