Home / 84,869.55-117,071.26-52,983.09

Finding the Fourth Proportional to 84,869.55, 117,071.26 and 52,983.09

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Solution

The fourth proportional to 84,869.55, 117,071.26 and 52,983.09 is: 73,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,869.55 : 117,071.26 = 52,983.09 : x
  2. Step 2: Convert to fraction form
    84,869.55/117,071.26 = 52,983.09/x
  3. Step 3: Cross multiply
    84,869.55x = 117,071.26 × 52,983.09
  4. Step 4: Simplify right side
    84,869.55x = 6,202,796,972.54
  5. Step 5: Solve for x
    x = 6,202,796,972.54/84,869.55
  6. Step 6: Final answer
    x = 73,086.25

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1.5x scale

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.