Home / 133,076.24-183,624.24-76,476.56

Finding the Fourth Proportional to 133,076.24, 183,624.24 and 76,476.56

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Solution

The fourth proportional to 133,076.24, 183,624.24 and 76,476.56 is: 105,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,076.24 : 183,624.24 = 76,476.56 : x
  2. Step 2: Convert to fraction form
    133,076.24/183,624.24 = 76,476.56/x
  3. Step 3: Cross multiply
    133,076.24x = 183,624.24 × 76,476.56
  4. Step 4: Simplify right side
    133,076.24x = 14,042,950,207.81
  5. Step 5: Solve for x
    x = 14,042,950,207.81/133,076.24
  6. Step 6: Final answer
    x = 105,525.60

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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.