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Finding the Fourth Proportional to 171,012.18, 235,992.18 and 93,484.74

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Solution

The fourth proportional to 171,012.18, 235,992.18 and 93,484.74 is: 129,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,012.18 : 235,992.18 = 93,484.74 : x
  2. Step 2: Convert to fraction form
    171,012.18/235,992.18 = 93,484.74/x
  3. Step 3: Cross multiply
    171,012.18x = 235,992.18 × 93,484.74
  4. Step 4: Simplify right side
    171,012.18x = 22,061,667,589.33
  5. Step 5: Solve for x
    x = 22,061,667,589.33/171,012.18
  6. Step 6: Final answer
    x = 129,006.41

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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.