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Finding the Fourth Proportional to 79,763.82, 119,641.41 and 24,355.50

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Solution

The fourth proportional to 79,763.82, 119,641.41 and 24,355.50 is: 36,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,763.82 : 119,641.41 = 24,355.50 : x
  2. Step 2: Convert to fraction form
    79,763.82/119,641.41 = 24,355.50/x
  3. Step 3: Cross multiply
    79,763.82x = 119,641.41 × 24,355.50
  4. Step 4: Simplify right side
    79,763.82x = 2,913,926,361.26
  5. Step 5: Solve for x
    x = 2,913,926,361.26/79,763.82
  6. Step 6: Final answer
    x = 36,531.93

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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.