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Finding the Fourth Proportional to 114,480.53, 171,746.94 and 39,600.60

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Solution

The fourth proportional to 114,480.53, 171,746.94 and 39,600.60 is: 59,409.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,480.53 : 171,746.94 = 39,600.60 : x
  2. Step 2: Convert to fraction form
    114,480.53/171,746.94 = 39,600.60/x
  3. Step 3: Cross multiply
    114,480.53x = 171,746.94 × 39,600.60
  4. Step 4: Simplify right side
    114,480.53x = 6,801,281,872.16
  5. Step 5: Solve for x
    x = 6,801,281,872.16/114,480.53
  6. Step 6: Final answer
    x = 59,409.95

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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.