Home / 132,884.93-183,425.64-79,186.79

Finding the Fourth Proportional to 132,884.93, 183,425.64 and 79,186.79

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Solution

The fourth proportional to 132,884.93, 183,425.64 and 79,186.79 is: 109,304.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,884.93 : 183,425.64 = 79,186.79 : x
  2. Step 2: Convert to fraction form
    132,884.93/183,425.64 = 79,186.79/x
  3. Step 3: Cross multiply
    132,884.93x = 183,425.64 × 79,186.79
  4. Step 4: Simplify right side
    132,884.93x = 14,524,887,635.30
  5. Step 5: Solve for x
    x = 14,524,887,635.30/132,884.93
  6. Step 6: Final answer
    x = 109,304.25

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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.