Home / 133,344.66-183,858.39-107,771.95

Finding the Fourth Proportional to 133,344.66, 183,858.39 and 107,771.95

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Solution

The fourth proportional to 133,344.66, 183,858.39 and 107,771.95 is: 148,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,344.66 : 183,858.39 = 107,771.95 : x
  2. Step 2: Convert to fraction form
    133,344.66/183,858.39 = 107,771.95/x
  3. Step 3: Cross multiply
    133,344.66x = 183,858.39 × 107,771.95
  4. Step 4: Simplify right side
    133,344.66x = 19,814,777,443.98
  5. Step 5: Solve for x
    x = 19,814,777,443.98/133,344.66
  6. Step 6: Final answer
    x = 148,598.20

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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.