Home / 136,532.04-204,890.94-83,780.52

Finding the Fourth Proportional to 136,532.04, 204,890.94 and 83,780.52

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Solution

The fourth proportional to 136,532.04, 204,890.94 and 83,780.52 is: 125,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,532.04 : 204,890.94 = 83,780.52 : x
  2. Step 2: Convert to fraction form
    136,532.04/204,890.94 = 83,780.52/x
  3. Step 3: Cross multiply
    136,532.04x = 204,890.94 × 83,780.52
  4. Step 4: Simplify right side
    136,532.04x = 17,165,869,496.49
  5. Step 5: Solve for x
    x = 17,165,869,496.49/136,532.04
  6. Step 6: Final answer
    x = 125,727.77

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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.