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Finding the Fourth Proportional to 101,689.88, 152,525.10 and 62,226.68

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Solution

The fourth proportional to 101,689.88, 152,525.10 and 62,226.68 is: 93,334.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,689.88 : 152,525.10 = 62,226.68 : x
  2. Step 2: Convert to fraction form
    101,689.88/152,525.10 = 62,226.68/x
  3. Step 3: Cross multiply
    101,689.88x = 152,525.10 × 62,226.68
  4. Step 4: Simplify right side
    101,689.88x = 9,491,130,589.67
  5. Step 5: Solve for x
    x = 9,491,130,589.67/101,689.88
  6. Step 6: Final answer
    x = 93,334.07

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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.