Home / 122,426.05-168,947.94-68,711.06

Finding the Fourth Proportional to 122,426.05, 168,947.94 and 68,711.06

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Solution

The fourth proportional to 122,426.05, 168,947.94 and 68,711.06 is: 94,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,426.05 : 168,947.94 = 68,711.06 : x
  2. Step 2: Convert to fraction form
    122,426.05/168,947.94 = 68,711.06/x
  3. Step 3: Cross multiply
    122,426.05x = 168,947.94 × 68,711.06
  4. Step 4: Simplify right side
    122,426.05x = 11,608,592,732.24
  5. Step 5: Solve for x
    x = 11,608,592,732.24/122,426.05
  6. Step 6: Final answer
    x = 94,821.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.