Home / 144,484.54-199,428.74-84,066.86

Finding the Fourth Proportional to 144,484.54, 199,428.74 and 84,066.86

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Solution

The fourth proportional to 144,484.54, 199,428.74 and 84,066.86 is: 116,035.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,484.54 : 199,428.74 = 84,066.86 : x
  2. Step 2: Convert to fraction form
    144,484.54/199,428.74 = 84,066.86/x
  3. Step 3: Cross multiply
    144,484.54x = 199,428.74 × 84,066.86
  4. Step 4: Simplify right side
    144,484.54x = 16,765,347,965.56
  5. Step 5: Solve for x
    x = 16,765,347,965.56/144,484.54
  6. Step 6: Final answer
    x = 116,035.58

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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.