Home / 227,192.58-313,543.78-125,236.16

Finding the Fourth Proportional to 227,192.58, 313,543.78 and 125,236.16

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Solution

The fourth proportional to 227,192.58, 313,543.78 and 125,236.16 is: 172,835.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,192.58 : 313,543.78 = 125,236.16 : x
  2. Step 2: Convert to fraction form
    227,192.58/313,543.78 = 125,236.16/x
  3. Step 3: Cross multiply
    227,192.58x = 313,543.78 × 125,236.16
  4. Step 4: Simplify right side
    227,192.58x = 39,267,018,999.08
  5. Step 5: Solve for x
    x = 39,267,018,999.08/227,192.58
  6. Step 6: Final answer
    x = 172,835.83

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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.