Home / 136,252.88-204,431.33-53,153.36

Finding the Fourth Proportional to 136,252.88, 204,431.33 and 53,153.36

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Solution

The fourth proportional to 136,252.88, 204,431.33 and 53,153.36 is: 79,750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,252.88 : 204,431.33 = 53,153.36 : x
  2. Step 2: Convert to fraction form
    136,252.88/204,431.33 = 53,153.36/x
  3. Step 3: Cross multiply
    136,252.88x = 204,431.33 × 53,153.36
  4. Step 4: Simplify right side
    136,252.88x = 10,866,211,189.50
  5. Step 5: Solve for x
    x = 10,866,211,189.50/136,252.88
  6. Step 6: Final answer
    x = 79,750.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.