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Finding the Fourth Proportional to 59,899.68, 89,729.24 and 29,823.30

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Solution

The fourth proportional to 59,899.68, 89,729.24 and 29,823.30 is: 44,675.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,899.68 : 89,729.24 = 29,823.30 : x
  2. Step 2: Convert to fraction form
    59,899.68/89,729.24 = 29,823.30/x
  3. Step 3: Cross multiply
    59,899.68x = 89,729.24 × 29,823.30
  4. Step 4: Simplify right side
    59,899.68x = 2,676,022,043.29
  5. Step 5: Solve for x
    x = 2,676,022,043.29/59,899.68
  6. Step 6: Final answer
    x = 44,675.06

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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.