Home / 146,810.13-202,612.20-82,290.33

Finding the Fourth Proportional to 146,810.13, 202,612.20 and 82,290.33

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Solution

The fourth proportional to 146,810.13, 202,612.20 and 82,290.33 is: 113,568.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,810.13 : 202,612.20 = 82,290.33 : x
  2. Step 2: Convert to fraction form
    146,810.13/202,612.20 = 82,290.33/x
  3. Step 3: Cross multiply
    146,810.13x = 202,612.20 × 82,290.33
  4. Step 4: Simplify right side
    146,810.13x = 16,673,025,127.90
  5. Step 5: Solve for x
    x = 16,673,025,127.90/146,810.13
  6. Step 6: Final answer
    x = 113,568.63

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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.