Home / 134,517.99-185,636.01-74,090.71

Finding the Fourth Proportional to 134,517.99, 185,636.01 and 74,090.71

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Solution

The fourth proportional to 134,517.99, 185,636.01 and 74,090.71 is: 102,245.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,517.99 : 185,636.01 = 74,090.71 : x
  2. Step 2: Convert to fraction form
    134,517.99/185,636.01 = 74,090.71/x
  3. Step 3: Cross multiply
    134,517.99x = 185,636.01 × 74,090.71
  4. Step 4: Simplify right side
    134,517.99x = 13,753,903,782.47
  5. Step 5: Solve for x
    x = 13,753,903,782.47/134,517.99
  6. Step 6: Final answer
    x = 102,245.83

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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.