Home / 132,754.88-183,201.18-72,325.33

Finding the Fourth Proportional to 132,754.88, 183,201.18 and 72,325.33

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Solution

The fourth proportional to 132,754.88, 183,201.18 and 72,325.33 is: 99,808.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,754.88 : 183,201.18 = 72,325.33 : x
  2. Step 2: Convert to fraction form
    132,754.88/183,201.18 = 72,325.33/x
  3. Step 3: Cross multiply
    132,754.88x = 183,201.18 × 72,325.33
  4. Step 4: Simplify right side
    132,754.88x = 13,250,085,438.26
  5. Step 5: Solve for x
    x = 13,250,085,438.26/132,754.88
  6. Step 6: Final answer
    x = 99,808.65

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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.