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Finding the Fourth Proportional to 162,759.70, 244,139.55 and 106,954.75

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Solution

The fourth proportional to 162,759.70, 244,139.55 and 106,954.75 is: 160,432.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,759.70 : 244,139.55 = 106,954.75 : x
  2. Step 2: Convert to fraction form
    162,759.70/244,139.55 = 106,954.75/x
  3. Step 3: Cross multiply
    162,759.70x = 244,139.55 × 106,954.75
  4. Step 4: Simplify right side
    162,759.70x = 26,111,884,535.36
  5. Step 5: Solve for x
    x = 26,111,884,535.36/162,759.70
  6. Step 6: Final answer
    x = 160,432.13

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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.