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Finding the Fourth Proportional to 176,911.80, 244,449 and 141,394.92

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Solution

The fourth proportional to 176,911.80, 244,449 and 141,394.92 is: 195,373.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,911.80 : 244,449 = 141,394.92 : x
  2. Step 2: Convert to fraction form
    176,911.80/244,449 = 141,394.92/x
  3. Step 3: Cross multiply
    176,911.80x = 244,449 × 141,394.92
  4. Step 4: Simplify right side
    176,911.80x = 34,563,846,799.08
  5. Step 5: Solve for x
    x = 34,563,846,799.08/176,911.80
  6. Step 6: Final answer
    x = 195,373.33

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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.