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Finding the Fourth Proportional to 195,356.88, 293,059.01 and 55,115.51

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Solution

The fourth proportional to 195,356.88, 293,059.01 and 55,115.51 is: 82,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,356.88 : 293,059.01 = 55,115.51 : x
  2. Step 2: Convert to fraction form
    195,356.88/293,059.01 = 55,115.51/x
  3. Step 3: Cross multiply
    195,356.88x = 293,059.01 × 55,115.51
  4. Step 4: Simplify right side
    195,356.88x = 16,152,095,468.74
  5. Step 5: Solve for x
    x = 16,152,095,468.74/195,356.88
  6. Step 6: Final answer
    x = 82,679.94

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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.