Home / 67,725.88-93,472.64-43,921.80

Finding the Fourth Proportional to 67,725.88, 93,472.64 and 43,921.80

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Solution

The fourth proportional to 67,725.88, 93,472.64 and 43,921.80 is: 60,619.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,725.88 : 93,472.64 = 43,921.80 : x
  2. Step 2: Convert to fraction form
    67,725.88/93,472.64 = 43,921.80/x
  3. Step 3: Cross multiply
    67,725.88x = 93,472.64 × 43,921.80
  4. Step 4: Simplify right side
    67,725.88x = 4,105,486,599.55
  5. Step 5: Solve for x
    x = 4,105,486,599.55/67,725.88
  6. Step 6: Final answer
    x = 60,619.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.