Home / 227,056.16-313,337.58-131,618.36

Finding the Fourth Proportional to 227,056.16, 313,337.58 and 131,618.36

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Solution

The fourth proportional to 227,056.16, 313,337.58 and 131,618.36 is: 181,633.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,056.16 : 313,337.58 = 131,618.36 : x
  2. Step 2: Convert to fraction form
    227,056.16/313,337.58 = 131,618.36/x
  3. Step 3: Cross multiply
    227,056.16x = 313,337.58 × 131,618.36
  4. Step 4: Simplify right side
    227,056.16x = 41,240,978,405.97
  5. Step 5: Solve for x
    x = 41,240,978,405.97/227,056.16
  6. Step 6: Final answer
    x = 181,633.38

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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.