Home / 84,734.47-116,928.93-48,434.50

Finding the Fourth Proportional to 84,734.47, 116,928.93 and 48,434.50

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Solution

The fourth proportional to 84,734.47, 116,928.93 and 48,434.50 is: 66,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,734.47 : 116,928.93 = 48,434.50 : x
  2. Step 2: Convert to fraction form
    84,734.47/116,928.93 = 48,434.50/x
  3. Step 3: Cross multiply
    84,734.47x = 116,928.93 × 48,434.50
  4. Step 4: Simplify right side
    84,734.47x = 5,663,394,260.09
  5. Step 5: Solve for x
    x = 5,663,394,260.09/84,734.47
  6. Step 6: Final answer
    x = 66,836.96

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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.