Home / 227,276.48-313,643.64-125,305.54

Finding the Fourth Proportional to 227,276.48, 313,643.64 and 125,305.54

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Solution

The fourth proportional to 227,276.48, 313,643.64 and 125,305.54 is: 172,922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,276.48 : 313,643.64 = 125,305.54 : x
  2. Step 2: Convert to fraction form
    227,276.48/313,643.64 = 125,305.54/x
  3. Step 3: Cross multiply
    227,276.48x = 313,643.64 × 125,305.54
  4. Step 4: Simplify right side
    227,276.48x = 39,301,285,677.77
  5. Step 5: Solve for x
    x = 39,301,285,677.77/227,276.48
  6. Step 6: Final answer
    x = 172,922.80

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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.