Home / 84,581.94-116,735.51-48,764.94

Finding the Fourth Proportional to 84,581.94, 116,735.51 and 48,764.94

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Solution

The fourth proportional to 84,581.94, 116,735.51 and 48,764.94 is: 67,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,581.94 : 116,735.51 = 48,764.94 : x
  2. Step 2: Convert to fraction form
    84,581.94/116,735.51 = 48,764.94/x
  3. Step 3: Cross multiply
    84,581.94x = 116,735.51 × 48,764.94
  4. Step 4: Simplify right side
    84,581.94x = 5,692,599,897.19
  5. Step 5: Solve for x
    x = 5,692,599,897.19/84,581.94
  6. Step 6: Final answer
    x = 67,302.78

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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.