Home / 79,712.04-110,001.26-43,905.38

Finding the Fourth Proportional to 79,712.04, 110,001.26 and 43,905.38

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Solution

The fourth proportional to 79,712.04, 110,001.26 and 43,905.38 is: 60,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,712.04 : 110,001.26 = 43,905.38 : x
  2. Step 2: Convert to fraction form
    79,712.04/110,001.26 = 43,905.38/x
  3. Step 3: Cross multiply
    79,712.04x = 110,001.26 × 43,905.38
  4. Step 4: Simplify right side
    79,712.04x = 4,829,647,120.78
  5. Step 5: Solve for x
    x = 4,829,647,120.78/79,712.04
  6. Step 6: Final answer
    x = 60,588.68

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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.