Home / 132,918.69-183,438.71-75,576.00

Finding the Fourth Proportional to 132,918.69, 183,438.71 and 75,576.00

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Solution

The fourth proportional to 132,918.69, 183,438.71 and 75,576.00 is: 104,301.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,918.69 : 183,438.71 = 75,576.00 : x
  2. Step 2: Convert to fraction form
    132,918.69/183,438.71 = 75,576.00/x
  3. Step 3: Cross multiply
    132,918.69x = 183,438.71 × 75,576.00
  4. Step 4: Simplify right side
    132,918.69x = 13,863,564,540.39
  5. Step 5: Solve for x
    x = 13,863,564,540.39/132,918.69
  6. Step 6: Final answer
    x = 104,301.09

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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.