Home / 79,001.73-109,032.89-50,789.43

Finding the Fourth Proportional to 79,001.73, 109,032.89 and 50,789.43

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Solution

The fourth proportional to 79,001.73, 109,032.89 and 50,789.43 is: 70,096.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,001.73 : 109,032.89 = 50,789.43 : x
  2. Step 2: Convert to fraction form
    79,001.73/109,032.89 = 50,789.43/x
  3. Step 3: Cross multiply
    79,001.73x = 109,032.89 × 50,789.43
  4. Step 4: Simplify right side
    79,001.73x = 5,537,718,080.41
  5. Step 5: Solve for x
    x = 5,537,718,080.41/79,001.73
  6. Step 6: Final answer
    x = 70,096.16

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1.5x scale

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.