Home / 146,723.40-202,467.60-83,057.40

Finding the Fourth Proportional to 146,723.40, 202,467.60 and 83,057.40

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Solution

The fourth proportional to 146,723.40, 202,467.60 and 83,057.40 is: 114,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,723.40 : 202,467.60 = 83,057.40 : x
  2. Step 2: Convert to fraction form
    146,723.40/202,467.60 = 83,057.40/x
  3. Step 3: Cross multiply
    146,723.40x = 202,467.60 × 83,057.40
  4. Step 4: Simplify right side
    146,723.40x = 16,816,432,440.24
  5. Step 5: Solve for x
    x = 16,816,432,440.24/146,723.40
  6. Step 6: Final answer
    x = 114,613.16

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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.