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Finding the Fourth Proportional to 114,856.60, 171,939.30 and 101,032.60

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Solution

The fourth proportional to 114,856.60, 171,939.30 and 101,032.60 is: 151,244.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,856.60 : 171,939.30 = 101,032.60 : x
  2. Step 2: Convert to fraction form
    114,856.60/171,939.30 = 101,032.60/x
  3. Step 3: Cross multiply
    114,856.60x = 171,939.30 × 101,032.60
  4. Step 4: Simplify right side
    114,856.60x = 17,371,474,521.18
  5. Step 5: Solve for x
    x = 17,371,474,521.18/114,856.60
  6. Step 6: Final answer
    x = 151,244.90

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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.