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Finding the Fourth Proportional to 124,594.96, 171,940.44 and 68,006.20

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Solution

The fourth proportional to 124,594.96, 171,940.44 and 68,006.20 is: 93,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,594.96 : 171,940.44 = 68,006.20 : x
  2. Step 2: Convert to fraction form
    124,594.96/171,940.44 = 68,006.20/x
  3. Step 3: Cross multiply
    124,594.96x = 171,940.44 × 68,006.20
  4. Step 4: Simplify right side
    124,594.96x = 11,693,015,950.73
  5. Step 5: Solve for x
    x = 11,693,015,950.73/124,594.96
  6. Step 6: Final answer
    x = 93,848.23

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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.