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Finding the Fourth Proportional to 79,358.33, 109,514.19 and 43,548.95

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Solution

The fourth proportional to 79,358.33, 109,514.19 and 43,548.95 is: 60,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,358.33 : 109,514.19 = 43,548.95 : x
  2. Step 2: Convert to fraction form
    79,358.33/109,514.19 = 43,548.95/x
  3. Step 3: Cross multiply
    79,358.33x = 109,514.19 × 43,548.95
  4. Step 4: Simplify right side
    79,358.33x = 4,769,227,984.60
  5. Step 5: Solve for x
    x = 4,769,227,984.60/79,358.33
  6. Step 6: Final answer
    x = 60,097.38

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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.