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Finding the Fourth Proportional to 171,296.39, 256,961.70 and 58,961.74

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Solution

The fourth proportional to 171,296.39, 256,961.70 and 58,961.74 is: 88,448.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,296.39 : 256,961.70 = 58,961.74 : x
  2. Step 2: Convert to fraction form
    171,296.39/256,961.70 = 58,961.74/x
  3. Step 3: Cross multiply
    171,296.39x = 256,961.70 × 58,961.74
  4. Step 4: Simplify right side
    171,296.39x = 15,150,908,945.36
  5. Step 5: Solve for x
    x = 15,150,908,945.36/171,296.39
  6. Step 6: Final answer
    x = 88,448.50

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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.