Home / 133,185.06-183,800.97-76,596.48

Finding the Fourth Proportional to 133,185.06, 183,800.97 and 76,596.48

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Solution

The fourth proportional to 133,185.06, 183,800.97 and 76,596.48 is: 105,706.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,185.06 : 183,800.97 = 76,596.48 : x
  2. Step 2: Convert to fraction form
    133,185.06/183,800.97 = 76,596.48/x
  3. Step 3: Cross multiply
    133,185.06x = 183,800.97 × 76,596.48
  4. Step 4: Simplify right side
    133,185.06x = 14,078,507,322.59
  5. Step 5: Solve for x
    x = 14,078,507,322.59/133,185.06
  6. Step 6: Final answer
    x = 105,706.36

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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.