Home / 79,410.27-109,586.36-43,602.59

Finding the Fourth Proportional to 79,410.27, 109,586.36 and 43,602.59

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Solution

The fourth proportional to 79,410.27, 109,586.36 and 43,602.59 is: 60,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,410.27 : 109,586.36 = 43,602.59 : x
  2. Step 2: Convert to fraction form
    79,410.27/109,586.36 = 43,602.59/x
  3. Step 3: Cross multiply
    79,410.27x = 109,586.36 × 43,602.59
  4. Step 4: Simplify right side
    79,410.27x = 4,778,249,507.64
  5. Step 5: Solve for x
    x = 4,778,249,507.64/79,410.27
  6. Step 6: Final answer
    x = 60,171.68

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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.