Home / 106,305.32-159,348.54-47,168.84

Finding the Fourth Proportional to 106,305.32, 159,348.54 and 47,168.84

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Solution

The fourth proportional to 106,305.32, 159,348.54 and 47,168.84 is: 70,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,305.32 : 159,348.54 = 47,168.84 : x
  2. Step 2: Convert to fraction form
    106,305.32/159,348.54 = 47,168.84/x
  3. Step 3: Cross multiply
    106,305.32x = 159,348.54 × 47,168.84
  4. Step 4: Simplify right side
    106,305.32x = 7,516,285,787.49
  5. Step 5: Solve for x
    x = 7,516,285,787.49/106,305.32
  6. Step 6: Final answer
    x = 70,704.70

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1.5x scale

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.