Home / 175,716.45-263,749.64-96,867.81

Finding the Fourth Proportional to 175,716.45, 263,749.64 and 96,867.81

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Solution

The fourth proportional to 175,716.45, 263,749.64 and 96,867.81 is: 145,398.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,716.45 : 263,749.64 = 96,867.81 : x
  2. Step 2: Convert to fraction form
    175,716.45/263,749.64 = 96,867.81/x
  3. Step 3: Cross multiply
    175,716.45x = 263,749.64 × 96,867.81
  4. Step 4: Simplify right side
    175,716.45x = 25,548,849,530.75
  5. Step 5: Solve for x
    x = 25,548,849,530.75/175,716.45
  6. Step 6: Final answer
    x = 145,398.17

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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.