Home / 185,816.80-256,505.70-125,469.16

Finding the Fourth Proportional to 185,816.80, 256,505.70 and 125,469.16

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Solution

The fourth proportional to 185,816.80, 256,505.70 and 125,469.16 is: 173,200.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,816.80 : 256,505.70 = 125,469.16 : x
  2. Step 2: Convert to fraction form
    185,816.80/256,505.70 = 125,469.16/x
  3. Step 3: Cross multiply
    185,816.80x = 256,505.70 × 125,469.16
  4. Step 4: Simplify right side
    185,816.80x = 32,183,554,714.21
  5. Step 5: Solve for x
    x = 32,183,554,714.21/185,816.80
  6. Step 6: Final answer
    x = 173,200.46

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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.