Home / 79,588.74-119,273.49-40,171.98

Finding the Fourth Proportional to 79,588.74, 119,273.49 and 40,171.98

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Solution

The fourth proportional to 79,588.74, 119,273.49 and 40,171.98 is: 60,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,588.74 : 119,273.49 = 40,171.98 : x
  2. Step 2: Convert to fraction form
    79,588.74/119,273.49 = 40,171.98/x
  3. Step 3: Cross multiply
    79,588.74x = 119,273.49 × 40,171.98
  4. Step 4: Simplify right side
    79,588.74x = 4,791,452,254.81
  5. Step 5: Solve for x
    x = 4,791,452,254.81/79,588.74
  6. Step 6: Final answer
    x = 60,202.64

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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.