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Finding the Fourth Proportional to 163,357.14, 244,805.85 and 129,928.83

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Solution

The fourth proportional to 163,357.14, 244,805.85 and 129,928.83 is: 194,710.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,357.14 : 244,805.85 = 129,928.83 : x
  2. Step 2: Convert to fraction form
    163,357.14/244,805.85 = 129,928.83/x
  3. Step 3: Cross multiply
    163,357.14x = 244,805.85 × 129,928.83
  4. Step 4: Simplify right side
    163,357.14x = 31,807,337,667.66
  5. Step 5: Solve for x
    x = 31,807,337,667.66/163,357.14
  6. Step 6: Final answer
    x = 194,710.42

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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.