Home / 176,115.80-263,784.90-105,872.60

Finding the Fourth Proportional to 176,115.80, 263,784.90 and 105,872.60

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Solution

The fourth proportional to 176,115.80, 263,784.90 and 105,872.60 is: 158,575.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,115.80 : 263,784.90 = 105,872.60 : x
  2. Step 2: Convert to fraction form
    176,115.80/263,784.90 = 105,872.60/x
  3. Step 3: Cross multiply
    176,115.80x = 263,784.90 × 105,872.60
  4. Step 4: Simplify right side
    176,115.80x = 27,927,593,203.74
  5. Step 5: Solve for x
    x = 27,927,593,203.74/176,115.80
  6. Step 6: Final answer
    x = 158,575.17

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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.