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Finding the Fourth Proportional to 84,258.56, 116,275.20 and 46,532

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Solution

The fourth proportional to 84,258.56, 116,275.20 and 46,532 is: 64,213.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,258.56 : 116,275.20 = 46,532 : x
  2. Step 2: Convert to fraction form
    84,258.56/116,275.20 = 46,532/x
  3. Step 3: Cross multiply
    84,258.56x = 116,275.20 × 46,532
  4. Step 4: Simplify right side
    84,258.56x = 5,410,517,606.40
  5. Step 5: Solve for x
    x = 5,410,517,606.40/84,258.56
  6. Step 6: Final answer
    x = 64,213.27

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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.