Home / 84,869.80-117,071.60-52,983.34

Finding the Fourth Proportional to 84,869.80, 117,071.60 and 52,983.34

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Solution

The fourth proportional to 84,869.80, 117,071.60 and 52,983.34 is: 73,086.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,869.80 : 117,071.60 = 52,983.34 : x
  2. Step 2: Convert to fraction form
    84,869.80/117,071.60 = 52,983.34/x
  3. Step 3: Cross multiply
    84,869.80x = 117,071.60 × 52,983.34
  4. Step 4: Simplify right side
    84,869.80x = 6,202,844,387.14
  5. Step 5: Solve for x
    x = 6,202,844,387.14/84,869.80
  6. Step 6: Final answer
    x = 73,086.59

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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.