Home / 112,844.84-155,725.88-67,524.71

Finding the Fourth Proportional to 112,844.84, 155,725.88 and 67,524.71

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Solution

The fourth proportional to 112,844.84, 155,725.88 and 67,524.71 is: 93,184.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,844.84 : 155,725.88 = 67,524.71 : x
  2. Step 2: Convert to fraction form
    112,844.84/155,725.88 = 67,524.71/x
  3. Step 3: Cross multiply
    112,844.84x = 155,725.88 × 67,524.71
  4. Step 4: Simplify right side
    112,844.84x = 10,515,343,770.24
  5. Step 5: Solve for x
    x = 10,515,343,770.24/112,844.84
  6. Step 6: Final answer
    x = 93,184.09

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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.