Home / 204,506.14-306,775.61-71,383.45

Finding the Fourth Proportional to 204,506.14, 306,775.61 and 71,383.45

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Solution

The fourth proportional to 204,506.14, 306,775.61 and 71,383.45 is: 107,080.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,506.14 : 306,775.61 = 71,383.45 : x
  2. Step 2: Convert to fraction form
    204,506.14/306,775.61 = 71,383.45/x
  3. Step 3: Cross multiply
    204,506.14x = 306,775.61 × 71,383.45
  4. Step 4: Simplify right side
    204,506.14x = 21,898,699,526.86
  5. Step 5: Solve for x
    x = 21,898,699,526.86/204,506.14
  6. Step 6: Final answer
    x = 107,080.89

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1.5x scale

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.