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Finding the Fourth Proportional to 79,773.21, 119,547.02 and 44,250.21

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Solution

The fourth proportional to 79,773.21, 119,547.02 and 44,250.21 is: 66,312.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,773.21 : 119,547.02 = 44,250.21 : x
  2. Step 2: Convert to fraction form
    79,773.21/119,547.02 = 44,250.21/x
  3. Step 3: Cross multiply
    79,773.21x = 119,547.02 × 44,250.21
  4. Step 4: Simplify right side
    79,773.21x = 5,289,980,142.14
  5. Step 5: Solve for x
    x = 5,289,980,142.14/79,773.21
  6. Step 6: Final answer
    x = 66,312.74

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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.