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Finding the Fourth Proportional to 173,414.72, 239,311.40 and 93,926.72

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Solution

The fourth proportional to 173,414.72, 239,311.40 and 93,926.72 is: 129,618.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,414.72 : 239,311.40 = 93,926.72 : x
  2. Step 2: Convert to fraction form
    173,414.72/239,311.40 = 93,926.72/x
  3. Step 3: Cross multiply
    173,414.72x = 239,311.40 × 93,926.72
  4. Step 4: Simplify right side
    173,414.72x = 22,477,734,860.61
  5. Step 5: Solve for x
    x = 22,477,734,860.61/173,414.72
  6. Step 6: Final answer
    x = 129,618.38

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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.