Home / 132,837.70-183,309.33-75,469.50

Finding the Fourth Proportional to 132,837.70, 183,309.33 and 75,469.50

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Solution

The fourth proportional to 132,837.70, 183,309.33 and 75,469.50 is: 104,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,837.70 : 183,309.33 = 75,469.50 : x
  2. Step 2: Convert to fraction form
    132,837.70/183,309.33 = 75,469.50/x
  3. Step 3: Cross multiply
    132,837.70x = 183,309.33 × 75,469.50
  4. Step 4: Simplify right side
    132,837.70x = 13,834,262,823.37
  5. Step 5: Solve for x
    x = 13,834,262,823.37/132,837.70
  6. Step 6: Final answer
    x = 104,144.10

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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.