Home / 84,257.34-116,274.36-46,530.78

Finding the Fourth Proportional to 84,257.34, 116,274.36 and 46,530.78

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Solution

The fourth proportional to 84,257.34, 116,274.36 and 46,530.78 is: 64,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,257.34 : 116,274.36 = 46,530.78 : x
  2. Step 2: Convert to fraction form
    84,257.34/116,274.36 = 46,530.78/x
  3. Step 3: Cross multiply
    84,257.34x = 116,274.36 × 46,530.78
  4. Step 4: Simplify right side
    84,257.34x = 5,410,336,664.80
  5. Step 5: Solve for x
    x = 5,410,336,664.80/84,257.34
  6. Step 6: Final answer
    x = 64,212.05

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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.