Home / 84,531.56-116,645.47-50,533.29

Finding the Fourth Proportional to 84,531.56, 116,645.47 and 50,533.29

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Solution

The fourth proportional to 84,531.56, 116,645.47 and 50,533.29 is: 69,731.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,531.56 : 116,645.47 = 50,533.29 : x
  2. Step 2: Convert to fraction form
    84,531.56/116,645.47 = 50,533.29/x
  3. Step 3: Cross multiply
    84,531.56x = 116,645.47 × 50,533.29
  4. Step 4: Simplify right side
    84,531.56x = 5,894,479,236.36
  5. Step 5: Solve for x
    x = 5,894,479,236.36/84,531.56
  6. Step 6: Final answer
    x = 69,731.11

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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.