Home / 146,420.06-202,043.03-82,757.70

Finding the Fourth Proportional to 146,420.06, 202,043.03 and 82,757.70

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Solution

The fourth proportional to 146,420.06, 202,043.03 and 82,757.70 is: 114,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,420.06 : 202,043.03 = 82,757.70 : x
  2. Step 2: Convert to fraction form
    146,420.06/202,043.03 = 82,757.70/x
  3. Step 3: Cross multiply
    146,420.06x = 202,043.03 × 82,757.70
  4. Step 4: Simplify right side
    146,420.06x = 16,720,616,050.04
  5. Step 5: Solve for x
    x = 16,720,616,050.04/146,420.06
  6. Step 6: Final answer
    x = 114,196.21

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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.