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Finding the Fourth Proportional to 84,959.37, 117,250.07 and 47,239.29

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Solution

The fourth proportional to 84,959.37, 117,250.07 and 47,239.29 is: 65,193.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,959.37 : 117,250.07 = 47,239.29 : x
  2. Step 2: Convert to fraction form
    84,959.37/117,250.07 = 47,239.29/x
  3. Step 3: Cross multiply
    84,959.37x = 117,250.07 × 47,239.29
  4. Step 4: Simplify right side
    84,959.37x = 5,538,809,823.05
  5. Step 5: Solve for x
    x = 5,538,809,823.05/84,959.37
  6. Step 6: Final answer
    x = 65,193.63

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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.