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Finding the Fourth Proportional to 114,392.54, 171,648.63 and 83,061.41

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Solution

The fourth proportional to 114,392.54, 171,648.63 and 83,061.41 is: 124,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,392.54 : 171,648.63 = 83,061.41 : x
  2. Step 2: Convert to fraction form
    114,392.54/171,648.63 = 83,061.41/x
  3. Step 3: Cross multiply
    114,392.54x = 171,648.63 × 83,061.41
  4. Step 4: Simplify right side
    114,392.54x = 14,257,376,374.13
  5. Step 5: Solve for x
    x = 14,257,376,374.13/114,392.54
  6. Step 6: Final answer
    x = 124,635.54

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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.