Home / 84,723.39-116,932.28-47,009.79

Finding the Fourth Proportional to 84,723.39, 116,932.28 and 47,009.79

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Solution

The fourth proportional to 84,723.39, 116,932.28 and 47,009.79 is: 64,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,723.39 : 116,932.28 = 47,009.79 : x
  2. Step 2: Convert to fraction form
    84,723.39/116,932.28 = 47,009.79/x
  3. Step 3: Cross multiply
    84,723.39x = 116,932.28 × 47,009.79
  4. Step 4: Simplify right side
    84,723.39x = 5,496,961,691.97
  5. Step 5: Solve for x
    x = 5,496,961,691.97/84,723.39
  6. Step 6: Final answer
    x = 64,881.28

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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.