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Finding the Fourth Proportional to 114,592.60, 171,925.36 and 72,733.42

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Solution

The fourth proportional to 114,592.60, 171,925.36 and 72,733.42 is: 109,123.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,592.60 : 171,925.36 = 72,733.42 : x
  2. Step 2: Convert to fraction form
    114,592.60/171,925.36 = 72,733.42/x
  3. Step 3: Cross multiply
    114,592.60x = 171,925.36 × 72,733.42
  4. Step 4: Simplify right side
    114,592.60x = 12,504,719,417.53
  5. Step 5: Solve for x
    x = 12,504,719,417.53/114,592.60
  6. Step 6: Final answer
    x = 109,123.27

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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.