Home / 132,883.93-183,424.26-79,185.79

Finding the Fourth Proportional to 132,883.93, 183,424.26 and 79,185.79

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Solution

The fourth proportional to 132,883.93, 183,424.26 and 79,185.79 is: 109,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,883.93 : 183,424.26 = 79,185.79 : x
  2. Step 2: Convert to fraction form
    132,883.93/183,424.26 = 79,185.79/x
  3. Step 3: Cross multiply
    132,883.93x = 183,424.26 × 79,185.79
  4. Step 4: Simplify right side
    132,883.93x = 14,524,594,933.27
  5. Step 5: Solve for x
    x = 14,524,594,933.27/132,883.93
  6. Step 6: Final answer
    x = 109,302.87

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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.