Home / 133,180.56-183,794.76-76,591.98

Finding the Fourth Proportional to 133,180.56, 183,794.76 and 76,591.98

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Solution

The fourth proportional to 133,180.56, 183,794.76 and 76,591.98 is: 105,700.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,180.56 : 183,794.76 = 76,591.98 : x
  2. Step 2: Convert to fraction form
    133,180.56/183,794.76 = 76,591.98/x
  3. Step 3: Cross multiply
    133,180.56x = 183,794.76 × 76,591.98
  4. Step 4: Simplify right side
    133,180.56x = 14,077,204,582.02
  5. Step 5: Solve for x
    x = 14,077,204,582.02/133,180.56
  6. Step 6: Final answer
    x = 105,700.15

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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.