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Finding the Fourth Proportional to 235,126.44, 352,733.40 and 77,465.34

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Solution

The fourth proportional to 235,126.44, 352,733.40 and 77,465.34 is: 116,212.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,126.44 : 352,733.40 = 77,465.34 : x
  2. Step 2: Convert to fraction form
    235,126.44/352,733.40 = 77,465.34/x
  3. Step 3: Cross multiply
    235,126.44x = 352,733.40 × 77,465.34
  4. Step 4: Simplify right side
    235,126.44x = 27,324,612,760.36
  5. Step 5: Solve for x
    x = 27,324,612,760.36/235,126.44
  6. Step 6: Final answer
    x = 116,212.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.