Home / 45,269.88-67,917.78-14,114.04

Finding the Fourth Proportional to 45,269.88, 67,917.78 and 14,114.04

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Solution

The fourth proportional to 45,269.88, 67,917.78 and 14,114.04 is: 21,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,269.88 : 67,917.78 = 14,114.04 : x
  2. Step 2: Convert to fraction form
    45,269.88/67,917.78 = 14,114.04/x
  3. Step 3: Cross multiply
    45,269.88x = 67,917.78 × 14,114.04
  4. Step 4: Simplify right side
    45,269.88x = 958,594,263.63
  5. Step 5: Solve for x
    x = 958,594,263.63/45,269.88
  6. Step 6: Final answer
    x = 21,175.10

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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.