Home / 117,624.25-176,392.18-42,725.88

Finding the Fourth Proportional to 117,624.25, 176,392.18 and 42,725.88

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Solution

The fourth proportional to 117,624.25, 176,392.18 and 42,725.88 is: 64,072.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,624.25 : 176,392.18 = 42,725.88 : x
  2. Step 2: Convert to fraction form
    117,624.25/176,392.18 = 42,725.88/x
  3. Step 3: Cross multiply
    117,624.25x = 176,392.18 × 42,725.88
  4. Step 4: Simplify right side
    117,624.25x = 7,536,511,169.03
  5. Step 5: Solve for x
    x = 7,536,511,169.03/117,624.25
  6. Step 6: Final answer
    x = 64,072.77

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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.