Home / 132,923.33-183,429.77-79,180.54

Finding the Fourth Proportional to 132,923.33, 183,429.77 and 79,180.54

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Solution

The fourth proportional to 132,923.33, 183,429.77 and 79,180.54 is: 109,266.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,923.33 : 183,429.77 = 79,180.54 : x
  2. Step 2: Convert to fraction form
    132,923.33/183,429.77 = 79,180.54/x
  3. Step 3: Cross multiply
    132,923.33x = 183,429.77 × 79,180.54
  4. Step 4: Simplify right side
    132,923.33x = 14,524,067,386.20
  5. Step 5: Solve for x
    x = 14,524,067,386.20/132,923.33
  6. Step 6: Final answer
    x = 109,266.50

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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.