Home / 136,276.08-204,491.88-53,150.64

Finding the Fourth Proportional to 136,276.08, 204,491.88 and 53,150.64

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Solution

The fourth proportional to 136,276.08, 204,491.88 and 53,150.64 is: 79,756.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,276.08 : 204,491.88 = 53,150.64 : x
  2. Step 2: Convert to fraction form
    136,276.08/204,491.88 = 53,150.64/x
  3. Step 3: Cross multiply
    136,276.08x = 204,491.88 × 53,150.64
  4. Step 4: Simplify right side
    136,276.08x = 10,868,874,296.80
  5. Step 5: Solve for x
    x = 10,868,874,296.80/136,276.08
  6. Step 6: Final answer
    x = 79,756.29

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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.